solver: improve redundancy checking of implicit constraints

Related #403
assembly: support drag and drop reordering of constraint and elements
2021-01-11 10:00:10 +08:00 · 2021-01-10 13:03:25 +08:00 · 2021-01-08 20:56:32 +08:00 · 2021-01-08 17:24:39 +08:00 · 2021-01-08 17:22:56 +08:00 · 2021-01-08 16:18:04 +08:00
114 changed files with 5925 additions and 567 deletions
--- a/.github/FUNDING.yml
+++ b/.github/FUNDING.yml
@ -0,0 +1,9 @@
+# These are supported funding model platforms
+
+github: # Replace with up to 4 GitHub Sponsors-enabled usernames e.g., [user1, user2]
+patreon: thundereal
+open_collective: # Replace with a single Open Collective username
+ko_fi: # Replace with a single Ko-fi username
+tidelift: # Replace with a single Tidelift platform-name/package-name e.g., npm/babel
+community_bridge: # Replace with a single Community Bridge project-name e.g., cloud-foundry
+custom: # Replace with a single custom sponsorship URL
--- a/.gitmodules
+++ b/.gitmodules
@ -1,9 +0,0 @@
-[submodule "slvs"]
-	path = slvs
-	url = https://github.com/realthunder/solvespace.git
-[submodule "py_slvs"]
-	path = py_slvs
-	url = https://github.com/realthunder/py_slvs.git
-[submodule "py_slvs_mac"]
-	path = py_slvs_mac
-	url = https://github.com/realthunder/py_slvs_mac.git
--- a/MANIFEST.in
+++ b/MANIFEST.in
@ -0,0 +1 @@
+recursive-include freecad/asm3/Gui *
--- a/Readme.md
+++ b/Readme.md
@ -1,6 +1,8 @@
 # Assembly3 Workbench for FreeCAD

-[![paypal](https://www.paypalobjects.com/en_US/i/btn/btn_donate_LG.gif)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=2SM8GY3U2UUJN)
+[![Patreon](https://img.shields.io/badge/patreon-donate-blue.svg)](https://www.patreon.com/thundereal)
+[![Liberapay](http://img.shields.io/liberapay/patrons/realthunder.svg?logo=liberapay)](https://liberapay.com/realthunder/donate)
+[![paypal](https://img.shields.io/badge/Donate-PayPal-blue.svg)](https://www.paypal.me/realthunder)

 Assembly3 workbench is yet another attempt to bring assembly capability to
 [FreeCAD](http://www.freecadweb.org/). There is the original unfinished
--- a/freecad/init.py
+++ b/freecad/init.py
@ -0,0 +1 @@
+__path__ = __import__('pkgutil').extend_path(__path__, __name__)
--- a/freecad/asm3/FCADLogger.py
+++ b/freecad/asm3/FCADLogger.py
--- a/freecad/asm3/Gui/Resources/icons/AssemblyWorkbench.svg
+++ b/freecad/asm3/Gui/Resources/icons/AssemblyWorkbench.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Add_New_Part.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Add_New_Part.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Add_Origin.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Add_Origin.svg
@ -0,0 +1,413 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64px"
+   height="64px"
+   id="svg5821"
+   sodipodi:version="0.32"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="Assembly_Add_Origin.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"
+   version="1.1"
+   inkscape:export-filename="/media/data/Yorik/FreeCAD/icons/Sketcher.png"
+   inkscape:export-xdpi="45"
+   inkscape:export-ydpi="45">
+  <defs
+     id="defs5823">
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient6349">
+      <stop
+         style="stop-color:#000000;stop-opacity:1;"
+         offset="0"
+         id="stop6351" />
+      <stop
+         style="stop-color:#000000;stop-opacity:0;"
+         offset="1"
+         id="stop6353" />
+    </linearGradient>
+    <linearGradient
+       id="linearGradient3377">
+      <stop
+         style="stop-color:#0019a3;stop-opacity:1;"
+         offset="0"
+         id="stop3379" />
+      <stop
+         style="stop-color:#0069ff;stop-opacity:1;"
+         offset="1"
+         id="stop3381" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377"
+       id="linearGradient3383"
+       x1="901.1875"
+       y1="1190.875"
+       x2="1267.9062"
+       y2="1190.875"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-1,0,0,1,2199.356,0)" />
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 32 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="64 : 32 : 1"
+       inkscape:persp3d-origin="32 : 21.333333 : 1"
+       id="perspective5829" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient6349"
+       id="radialGradient6355"
+       cx="1103.6399"
+       cy="1424.4465"
+       fx="1103.6399"
+       fy="1424.4465"
+       r="194.40614"
+       gradientTransform="matrix(-1.4307499,-1.3605156e-7,-1.202713e-8,0.1264801,2674.7488,1244.2826)"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3776"
+       id="linearGradient3782"
+       x1="33.052631"
+       y1="73.676765"
+       x2="23.483253"
+       y2="19.131313"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3776">
+      <stop
+         style="stop-color:#cc0000;stop-opacity:1"
+         offset="0"
+         id="stop3778" />
+      <stop
+         style="stop-color:#ef2929;stop-opacity:1"
+         offset="1"
+         id="stop3780" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4023"
+       id="linearGradient4029"
+       x1="45"
+       y1="34"
+       x2="50"
+       y2="59"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient4023">
+      <stop
+         style="stop-color:#8ae234;stop-opacity:1;"
+         offset="0"
+         id="stop4025" />
+      <stop
+         style="stop-color:#4e9a06;stop-opacity:1"
+         offset="1"
+         id="stop4027" />
+    </linearGradient>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="1.1244274"
+     inkscape:cx="108.13665"
+     inkscape:cy="-78.059925"
+     inkscape:current-layer="g3360-3"
+     showgrid="true"
+     inkscape:document-units="px"
+     inkscape:grid-bbox="true"
+     inkscape:window-width="1375"
+     inkscape:window-height="876"
+     inkscape:window-x="65"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:snap-bbox="false"
+     inkscape:snap-nodes="true"
+     inkscape:snap-global="false">
+    <inkscape:grid
+       type="xygrid"
+       id="grid2997"
+       empspacing="2"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata5826">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+        <dc:creator>
+          <cc:Agent>
+            <dc:title>[wmayer]</dc:title>
+          </cc:Agent>
+        </dc:creator>
+        <dc:title>Sketcher_Sketch</dc:title>
+        <dc:date>2011-10-10</dc:date>
+        <dc:relation>http://www.freecadweb.org/wiki/index.php?title=Artwork</dc:relation>
+        <dc:publisher>
+          <cc:Agent>
+            <dc:title>FreeCAD</dc:title>
+          </cc:Agent>
+        </dc:publisher>
+        <dc:identifier>FreeCAD/src/Mod/Sketcher/Gui/Resources/icons/Sketcher_Sketch.svg</dc:identifier>
+        <dc:rights>
+          <cc:Agent>
+            <dc:title>FreeCAD LGPL2+</dc:title>
+          </cc:Agent>
+        </dc:rights>
+        <cc:license>https://www.gnu.org/copyleft/lesser.html</cc:license>
+        <dc:contributor>
+          <cc:Agent>
+            <dc:title>[agryson] Alexander Gryson</dc:title>
+          </cc:Agent>
+        </dc:contributor>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <g
+       id="g3360"
+       inkscape:export-filename="/home/yorik/Documents/Lab/Draft/icons/draft.png"
+       inkscape:export-xdpi="3.2478156"
+       inkscape:export-ydpi="3.2478156"
+       transform="matrix(0.1367863,0,0,0.1367863,-119.15519,-134.86962)">
+      <g
+         id="g3360-3"
+         inkscape:export-filename="/home/yorik/Documents/Lab/Draft/icons/draft.png"
+         inkscape:export-xdpi="3.2478156"
+         inkscape:export-ydpi="3.2478156"
+         transform="translate(-2.96179e-7,2.9614273e-6)">
+        <rect
+           style="fill:none;fill-opacity:1;stroke:#a79b9e;stroke-width:13.32335281;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4154-1-6"
+           width="159.81442"
+           height="17.821106"
+           x="1705.0349"
+           y="-1226.3438"
+           ry="0"
+           rx="0"
+           transform="matrix(-0.00460402,0.9999894,-0.91491552,0.40364539,0,0)" />
+        <rect
+           style="fill:#d6d6d6;fill-opacity:1;stroke:none;stroke-width:14.62134743;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4156-2-2"
+           width="152.29231"
+           height="14.910007"
+           x="1688.2987"
+           y="-1218.7848"
+           ry="0"
+           transform="matrix(-0.00476296,0.99998866,-0.91984657,0.39227832,0,0)" />
+        <rect
+           style="fill:none;fill-opacity:1;stroke:#a79b9e;stroke-width:13.20813465;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4154-1-0-6"
+           width="142.08241"
+           height="17.514164"
+           x="1657.0616"
+           y="-505.83691"
+           ry="0"
+           rx="0"
+           transform="matrix(0.84758419,0.53066095,0.80658385,-0.59111969,0,0)" />
+        <g
+           id="g4187"
+           transform="matrix(-1,0,0,1,2209.577,0)">
+          <rect
+             transform="matrix(0.86793575,0.49667649,0,-1,0,0)"
+             y="-729.19849"
+             x="1144.6836"
+             height="123.37255"
+             width="257.15802"
+             id="rect3860-36-5"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#a79b9e;stroke-width:36.89744186;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+          <rect
+             ry="2.5860298"
+             transform="matrix(0.8660254,0.5,0,-1,0,0)"
+             y="-721.73633"
+             x="1147.1847"
+             height="121.7711"
+             width="257.15515"
+             id="rect3860-3-3"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#d6d6d6;stroke-width:15.71166039;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+        </g>
+        <g
+           transform="matrix(0.51241169,-0.85873992,0.85873992,0.51241169,-624.64604,1489.9542)"
+           id="g4187-5">
+          <rect
+             transform="matrix(0.86793575,0.49667649,0,-1,0,0)"
+             y="-729.19849"
+             x="1144.6836"
+             height="119.95981"
+             width="249.13022"
+             id="rect3860-36-5-6"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#a79b9e;stroke-width:36.89744186;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+          <rect
+             ry="2.5860298"
+             transform="matrix(0.8660254,0.5,0,-1,0,0)"
+             y="-721.73633"
+             x="1147.1847"
+             height="119.96159"
+             width="250.72145"
+             id="rect3860-3-3-2"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#d6d6d6;stroke-width:15.71166039;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+        </g>
+        <rect
+           style="fill:#d6d6d6;fill-opacity:1;stroke:none;stroke-width:14.62134743;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4156-2-9-0"
+           width="140.069"
+           height="14.732181"
+           x="1658.0684"
+           y="-504.22742"
+           ry="0"
+           transform="matrix(0.84758419,0.53066095,0.80658385,-0.59111969,0,0)" />
+        <rect
+           style="fill:none;fill-opacity:1;stroke:#0b1521;stroke-width:15.16941126;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4154-1-0"
+           width="142.08241"
+           height="17.514164"
+           x="1766.4601"
+           y="-505.93039"
+           ry="0"
+           rx="0"
+           transform="matrix(0.84758418,0.53066096,0.80658387,-0.59111967,0,0)" />
+        <rect
+           style="fill:none;fill-opacity:1;stroke:#0b1521;stroke-width:15.30173659;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4154-1"
+           width="159.81442"
+           height="17.821106"
+           x="1577.6477"
+           y="-1226.5466"
+           ry="0"
+           rx="0"
+           transform="matrix(-0.00460402,0.9999894,-0.91491553,0.40364536,0,0)" />
+        <g
+           transform="matrix(-1,0,0,1,2111.3834,-186.53818)"
+           id="g4370-9">
+          <path
+             sodipodi:nodetypes="ccc"
+             inkscape:connector-curvature="0"
+             id="path4353-2"
+             d="m 1133.1792,1477.744 84.0879,-50.835 -51.7877,-28.456"
+             style="fill:none;fill-rule:evenodd;stroke:#0b1521;stroke-width:36.55336828;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+          <path
+             sodipodi:nodetypes="ccc"
+             inkscape:connector-curvature="0"
+             id="path4353-7-0"
+             d="m 1131.4538,1477.2628 84.6627,-50.5477 -49.8052,-28.3368"
+             style="fill:none;fill-rule:evenodd;stroke:#729fcf;stroke-width:14.62134743;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+        </g>
+        <g
+           id="g4370"
+           transform="matrix(-1,0,0,1,2209.577,0)">
+          <path
+             sodipodi:nodetypes="ccc"
+             inkscape:connector-curvature="0"
+             id="path4353"
+             d="m 1216.5068,1301.894 c 0,117.0303 -0.1017,120.9923 -0.1017,120.9923 l -49.4685,-28.0496"
+             style="fill:none;fill-rule:evenodd;stroke:#0b1521;stroke-width:36.55336828;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+          <path
+             sodipodi:nodetypes="ccc"
+             inkscape:connector-curvature="0"
+             id="path4353-7"
+             d="m 1216.2181,1300.2634 c 0,117.0303 -0.1016,120.9923 -0.1016,120.9923 l -46.2177,-25.6114"
+             style="fill:none;fill-rule:evenodd;stroke:#729fcf;stroke-width:14.62134743;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1" />
+        </g>
+        <g
+           id="g4172"
+           transform="matrix(-1,0,0,-1,2195.6529,2330.6302)">
+          <rect
+             transform="matrix(0.86793573,-0.49667653,0,1,0,0)"
+             y="1717.5679"
+             x="1125.5703"
+             height="156.81886"
+             width="259.90057"
+             id="rect3860-36"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#0b1521;stroke-width:39.23589995;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+          <rect
+             ry="2.5860298"
+             transform="matrix(0.8660254,-0.5,0,1,0,0)"
+             y="1724.3605"
+             x="1128.4849"
+             height="155.00885"
+             width="258.5101"
+             id="rect3860-3"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#729fcf;stroke-width:15.71166039;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+        </g>
+        <g
+           id="g4172-3"
+           transform="matrix(0.45011186,0.83824446,-0.79349091,0.45350995,1574.7718,-238.58438)">
+          <rect
+             transform="matrix(0.86793573,-0.49667653,0,1,0,0)"
+             y="1716.2996"
+             x="1273.7671"
+             height="273.94797"
+             width="129.5808"
+             id="rect3860-36-6"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#0b1521;stroke-width:42.08296985;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+          <rect
+             ry="2.5860298"
+             transform="matrix(0.8660254,-0.5,0,1,0,0)"
+             y="1721.6378"
+             x="1275.2229"
+             height="271.68134"
+             width="128.44975"
+             id="rect3860-3-7"
+             style="color:#000000;display:inline;overflow:visible;visibility:visible;fill:none;stroke:#729fcf;stroke-width:16.8517437;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+        </g>
+        <rect
+           style="fill:#729fcf;fill-opacity:1;stroke:none;stroke-width:14.62134743;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4156-2-9"
+           width="130.56709"
+           height="13.718992"
+           x="1782.5847"
+           y="-518.55194"
+           ry="0"
+           transform="matrix(0.85111096,0.52498585,0.81075463,-0.58538613,0,0)" />
+        <rect
+           style="fill:#729fcf;fill-opacity:1;stroke:none;stroke-width:14.62134743;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+           id="rect4156-2"
+           width="152.29231"
+           height="14.910007"
+           x="1560.9001"
+           y="-1218.9646"
+           ry="0"
+           transform="matrix(-0.00476296,0.99998866,-0.91984656,0.39227835,0,0)" />
+        <g
+           transform="matrix(-7.3106737,0,0,7.3106737,1565.5839,998.58546)"
+           id="g4265">
+          <path
+             sodipodi:nodetypes="ccccccccccccc"
+             inkscape:connector-curvature="0"
+             id="path4019"
+             d="m 33,43 0,8 10,0 0,10 8,0 0,-10 10,0 0,-8 -10,0 0,-10 -8,0 0,10 z"
+             style="fill:url(#linearGradient4029);fill-opacity:1;stroke:#172a04;stroke-width:1.99999988;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1" />
+          <path
+             inkscape:connector-curvature="0"
+             id="path4021"
+             d="m 45,35 0,10 -10,0 0,4 10,0 0,10 4,0 0,-10 10,0 0,-4 -10,0 0,-10 z"
+             style="fill:none;stroke:#8ae234;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+        </g>
+      </g>
+    </g>
+  </g>
+</svg>
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Add_Placement.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Add_Placement.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Add_Workplane.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Add_Workplane.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Add_WorkplaneXZ.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Add_WorkplaneXZ.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Add_WorkplaneZY.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Add_WorkplaneZY.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Constraints_Tree.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Constraints_Tree.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Create_New.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Create_New.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Element.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Element.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_ElementDetached.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_ElementDetached.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Element_Tree.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Element_Tree.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Frozen_Tree.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Frozen_Tree.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Part_Tree.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Part_Tree.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Relation_Tree.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Relation_Tree.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Tree.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Assembly_Tree.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_AutoElementVis.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_AutoElementVis.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_AutoFixElement.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_AutoFixElement.svg
@ -0,0 +1,754 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64px"
+   height="64px"
+   id="svg2980"
+   sodipodi:version="0.32"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="Assembly_Assembly_AutoFixElement.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"
+   version="1.1">
+  <defs
+     id="defs2982">
+    <linearGradient
+       id="linearGradient4277">
+      <stop
+         id="stop4279"
+         offset="0"
+         style="stop-color:#cccccc;stop-opacity:1" />
+      <stop
+         id="stop4281"
+         offset="1"
+         style="stop-color:#969696;stop-opacity:1" />
+    </linearGradient>
+    <linearGradient
+       id="linearGradient3864">
+      <stop
+         id="stop3866"
+         offset="0"
+         style="stop-color:#71b2f8;stop-opacity:1;" />
+      <stop
+         id="stop3868"
+         offset="1"
+         style="stop-color:#002795;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3864"
+       id="radialGradient3850"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.6028459,1.0471639,-1.9794021,1.1395295,127.9588,-74.456907)"
+       cx="51.328892"
+       cy="31.074146"
+       fx="51.328892"
+       fy="31.074146"
+       r="19.571428" />
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 32 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="64 : 32 : 1"
+       inkscape:persp3d-origin="32 : 21.333333 : 1"
+       id="perspective2988" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377">
+      <stop
+         id="stop3379"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3381"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377"
+       id="radialGradient3701"
+       gradientUnits="userSpaceOnUse"
+       cx="84.883324"
+       cy="77.042847"
+       fx="84.883324"
+       fy="77.042847"
+       r="19.467436"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)" />
+    <linearGradient
+       id="linearGradient3007">
+      <stop
+         id="stop3009"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3011"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699-2"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377-6">
+      <stop
+         id="stop3379-2"
+         offset="0"
+         style="stop-color:#00afff;stop-opacity:1;" />
+      <stop
+         id="stop3381-4"
+         offset="1"
+         style="stop-color:#0034ff;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017-8"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <linearGradient
+       id="linearGradient3835">
+      <stop
+         id="stop3837"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3839"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3844"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699-7"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377-2">
+      <stop
+         id="stop3379-7"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3381-8"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017-6"
+       xlink:href="#linearGradient3377-2"
+       inkscape:collect="always" />
+    <linearGradient
+       id="linearGradient3835-1">
+      <stop
+         id="stop3837-0"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3839-9"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3844-7"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032"
+       id="radialGradient4112"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,156.5648,24.076707)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032"
+       id="radialGradient4114"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171">
+      <stop
+         style="stop-color:#cccccc;stop-opacity:1"
+         offset="0"
+         id="stop3173" />
+      <stop
+         style="stop-color:#b4b4b4;stop-opacity:1"
+         offset="1"
+         id="stop3175" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180"
+       xlink:href="#linearGradient4032"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-7"
+       id="radialGradient4112-9"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,162.99236,26.56694)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032-7">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-3" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-6" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-7"
+       id="radialGradient4114-3"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171-9">
+      <stop
+         style="stop-color:#969696;stop-opacity:1"
+         offset="0"
+         id="stop3173-7" />
+      <stop
+         style="stop-color:#646464;stop-opacity:1"
+         offset="1"
+         id="stop3175-5" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180-6"
+       xlink:href="#linearGradient4032-7"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-8"
+       id="radialGradient4112-7"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,156.5648,24.076707)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032-8">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-4" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-3" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-8"
+       id="radialGradient4114-9"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171-1">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3173-0" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3175-3" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180-9"
+       xlink:href="#linearGradient4032-8"
+       inkscape:collect="always" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-0"
+       id="linearGradient3822"
+       x1="154.13527"
+       y1="33.267025"
+       x2="165.61629"
+       y2="46.429642"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient4032-0">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-37" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-1" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-0"
+       id="radialGradient3703"
+       gradientUnits="userSpaceOnUse"
+       cx="132.70454"
+       cy="90.193245"
+       fx="132.70454"
+       fy="90.193245"
+       r="19.467436"
+       gradientTransform="matrix(-0.08162339,1.3949072,-1.1572569,-0.26963374,245.22773,-105.44363)" />
+    <linearGradient
+       id="linearGradient3284">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3286" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3288" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="90.193245"
+       fx="132.70454"
+       cy="90.193245"
+       cx="132.70454"
+       gradientTransform="matrix(-0.08162339,1.3949072,-1.1572569,-0.26963374,245.22773,-105.44363)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3294"
+       xlink:href="#linearGradient4032-0"
+       inkscape:collect="always" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4023"
+       id="linearGradient4029"
+       x1="45"
+       y1="34"
+       x2="50"
+       y2="59"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient4023">
+      <stop
+         style="stop-color:#8ae234;stop-opacity:1;"
+         offset="0"
+         id="stop4025" />
+      <stop
+         style="stop-color:#4e9a06;stop-opacity:1"
+         offset="1"
+         id="stop4027" />
+    </linearGradient>
+    <linearGradient
+       gradientTransform="translate(-16,0)"
+       inkscape:collect="always"
+       xlink:href="#linearGradient3171-9"
+       id="linearGradient3783"
+       x1="60"
+       y1="58"
+       x2="50"
+       y2="38"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       gradientTransform="translate(-16,0)"
+       inkscape:collect="always"
+       xlink:href="#linearGradient3171"
+       id="linearGradient3773"
+       x1="26"
+       y1="64"
+       x2="22"
+       y2="46"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4277"
+       id="linearGradient3807-3-9"
+       x1="123.54545"
+       y1="43.630688"
+       x2="71.181816"
+       y2="35.897354"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,7.374997,5.432404)" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="linearGradient3807-3"
+       x1="110"
+       y1="35"
+       x2="40.636368"
+       y2="28.133339"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,-28.625003,1.4482735)" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3801-6-1-6"
+       id="linearGradient3807-3-9-3"
+       x1="110"
+       y1="35"
+       x2="85"
+       y2="35"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,7.374996,33.448275)" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3801-6-1-6">
+      <stop
+         style="stop-color:#c4a000;stop-opacity:1"
+         offset="0"
+         id="stop3803-7-2-7" />
+      <stop
+         style="stop-color:#fce94f;stop-opacity:1"
+         offset="1"
+         id="stop3805-5-7-5" />
+    </linearGradient>
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="2"
+     inkscape:cx="10.513916"
+     inkscape:cy="-62.479706"
+     inkscape:current-layer="layer1"
+     showgrid="false"
+     inkscape:document-units="px"
+     inkscape:grid-bbox="true"
+     inkscape:window-width="1375"
+     inkscape:window-height="876"
+     inkscape:window-x="65"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     showguides="false">
+    <inkscape:grid
+       type="xygrid"
+       id="grid3067"
+       empspacing="2"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata2985">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+        <dc:creator>
+          <cc:Agent>
+            <dc:title>[jmaustpc]</dc:title>
+          </cc:Agent>
+        </dc:creator>
+        <dc:title>Assembly_Assembly_Tree</dc:title>
+        <dc:date>2013-12-24</dc:date>
+        <dc:relation>http://www.freecadweb.org/wiki/index.php?title=Artwork</dc:relation>
+        <dc:publisher>
+          <cc:Agent>
+            <dc:title>FreeCAD</dc:title>
+          </cc:Agent>
+        </dc:publisher>
+        <dc:identifier>FreeCAD/src/Mod/Assembly/Gui/Resources/icons/Assembly_Assembly_Tree.svg</dc:identifier>
+        <dc:rights>
+          <cc:Agent>
+            <dc:title>FreeCAD LGPL2+</dc:title>
+          </cc:Agent>
+        </dc:rights>
+        <cc:license>https://www.gnu.org/copyleft/lesser.html</cc:license>
+        <dc:contributor>
+          <cc:Agent>
+            <dc:title>[agryson] Alexander Gryson</dc:title>
+          </cc:Agent>
+        </dc:contributor>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <g
+       id="g3760-8"
+       transform="matrix(0.39800085,0,0,0.49338099,18.710208,-4.5784768)" />
+    <g
+       id="g3205">
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-3"
+         d="m 25.000001,24.86206 c 0,2.28532 -4.924867,4.13794 -11,4.13794 C 7.924868,29 3,27.14738 3,24.86206 l -1e-6,-17.7241305 22.000001,0 z"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dashoffset:20.4" />
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-5"
+         d="m 23,24 c 0,2.07756 -5.999802,3.01587 -9,3.01587 -3,0 -9,-0.93831 -9,-3.01587 l -1e-6,-15.6551715 18.000001,0 z"
+         style="fill:url(#linearGradient3807-3);fill-opacity:1;stroke:#4abdf5;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dashoffset:20.4" />
+      <path
+         sodipodi:nodetypes="csc"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-9-6"
+         d="M 23,11.000001 C 21,13 17,13.351648 14,13.351648 11,13.351648 7,13 5,11.000001"
+         style="fill:none;stroke:#4abdf5;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dashoffset:20.4" />
+      <path
+         transform="matrix(0.52380955,0,0,0.59113297,32.333335,-7.640393)"
+         d="m -14,25 c 0,3.865993 -9.40202,7 -21,7 -11.59798,0 -21,-3.134007 -21,-7 0,-3.865993 9.40202,-7 21,-7 11.59798,0 21,3.134007 21,7 z"
+         sodipodi:ry="7"
+         sodipodi:rx="21"
+         sodipodi:cy="25"
+         sodipodi:cx="-35"
+         id="path2994-2"
+         style="fill:#cccccc;stroke:#0b1521;stroke-width:3.59418702;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:20.4;fill-opacity:1"
+         sodipodi:type="arc" />
+    </g>
+    <g
+       id="g3199">
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-3-0"
+         d="m 61.000001,28.84619 c 0,2.28532 -4.924867,4.13794 -11,4.13794 C 43.924868,32.98413 39,31.13151 39,28.84619 l -10e-7,-17.72413 22.000001,0 z"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dashoffset:20.4" />
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-5-9"
+         d="M 59,27.98413 C 59,30.06169 53.000198,31 50,31 47,31 41,30.06169 41,27.98413 l -10e-7,-15.655171 18.000001,0 z"
+         style="fill:url(#linearGradient3807-3-9);fill-opacity:1;stroke:#cccccc;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dashoffset:20.4" />
+      <path
+         sodipodi:nodetypes="csc"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-9-6-3"
+         d="m 59,14.984131 c -2,1.999999 -6,2.351647 -9,2.351647 -3,0 -7,-0.351648 -9,-2.351647"
+         style="fill:none;stroke:#cccccc;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dashoffset:20.4" />
+      <path
+         transform="matrix(0.52380955,0,0,0.59113297,68.333335,-3.6562625)"
+         d="m -14,25 c 0,3.865993 -9.40202,7 -21,7 -11.59798,0 -21,-3.134007 -21,-7 0,-3.865993 9.40202,-7 21,-7 11.59798,0 21,3.134007 21,7 z"
+         sodipodi:ry="7"
+         sodipodi:rx="21"
+         sodipodi:cy="25"
+         sodipodi:cx="-35"
+         id="path2994-2-6"
+         style="fill:#cccccc;stroke:#0b1521;stroke-width:3.59418702;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:20.4;fill-opacity:1"
+         sodipodi:type="arc" />
+    </g>
+    <g
+       id="g3192">
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path2993"
+         d="M 3,35 21,39 37,35 21,31 z"
+         style="fill:#cccccc;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1;fill-opacity:1" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path2995"
+         d="m 37,35 0,20 -16,6 0,-22 z"
+         style="fill:url(#linearGradient3783);fill-opacity:1;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1" />
+      <path
+         style="fill:url(#linearGradient3773);fill-opacity:1;fill-rule:evenodd;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0;marker:none;visibility:visible;display:inline;overflow:visible;enable-background:accumulate"
+         d="M 3,35 21,39 21,61 3,57 z"
+         id="path3825"
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3765"
+         d="m 5,37.42772 0.0087,17.919116 14.008671,3.268799 -0.0087,-17.933614 z"
+         style="fill:none;stroke:#cccccc;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3775"
+         d="m 23.01243,40.433833 -0.01226,17.535301 12.001105,-4.300993 3.6e-4,-15.867363 z"
+         style="fill:none;stroke:#969696;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+    </g>
+    <path
+       inkscape:connector-curvature="0"
+       style="fill:#546f7a;stroke:#383838;stroke-width:2;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       d="m 32.239462,29.057981 4.768064,-3.371932 c 0.334481,-0.236372 0.815094,-0.170698 1.073898,0.146743 l 24.107159,29.589616 c 1.275053,1.565015 0.971546,3.786912 -0.67677,4.952755 -0.824098,0.582875 -1.830835,0.792909 -2.790843,0.661729 -0.960007,-0.13118 -1.87349,-0.603604 -2.511105,-1.386214 L 32.102516,30.060935 c -0.258689,-0.317527 -0.197331,-0.766564 0.136946,-1.002954 z"
+       id="path3" />
+    <path
+       inkscape:connector-curvature="0"
+       style="fill:#475d63"
+       d="m 34.583786,30.550636 1.819842,-1.298109 22.288383,27.588946 c 0.578295,0.715784 1.60092,1.698563 2.479502,1.649712 0.472279,-0.0263 0.291134,-0.02996 0.66813,-0.09835 -0.223718,0.422047 -0.482937,0.863123 -0.90734,1.165872 -0.749125,0.534388 -1.339894,0.56846 -2.211642,0.449339 -0.871748,-0.11912 -1.819345,-0.760881 -2.397641,-1.476655 L 34.458404,31.468885 c -0.234623,-0.290399 -0.178445,-0.701518 0.125382,-0.918249 z"
+       id="path13"
+       sodipodi:nodetypes="cccscssssc" />
+    <path
+       inkscape:connector-curvature="0"
+       style="fill:#e0e0e0;stroke:#383838;stroke-width:2;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+       d="m 33.107218,25.437497 c 1.648378,-1.165546 4.026795,-0.840547 5.302152,0.724514 l 6.453203,7.920768 c 0.258678,0.317616 0.197333,0.766554 -0.137059,1.003029 l -4.768064,3.371931 c -0.167183,0.118144 -0.371062,0.160834 -0.565274,0.134296 -0.194213,-0.02654 -0.379165,-0.12236 -0.508523,-0.281025 l -6.453205,-7.920758 c -1.275013,-1.565303 -0.971417,-3.787086 0.67677,-4.952755 z"
+       id="path15" />
+    <path
+       inkscape:connector-curvature="0"
+       style="fill:#c6c5ca"
+       d="m 33.87541,26.091128 c 1.046574,-0.412759 0.861516,-0.262767 1.333777,-0.341487 -0.536793,0.975627 -0.409227,2.148174 0.392402,3.093821 l 6.071704,7.160478 -1.671985,1.194331 c -0.104234,0.09251 -0.270505,0.255146 -0.439888,0.232001 -0.169385,-0.02315 -0.244493,-0.150002 -0.357955,-0.283674 L 33.338189,30.378732 C 32.219931,29.059276 32.43553,26.94732 33.87541,26.091128 Z"
+       id="path17"
+       sodipodi:nodetypes="cccccsccc" />
+    <g
+       id="g4345"
+       transform="matrix(1.1672929,0,0,1.1672929,2.7626002,-0.86516693)">
+      <path
+         transform="matrix(-0.53036227,0.84777113,-0.84777113,-0.53036227,51.214868,5.9648907)"
+         inkscape:transform-center-y="0.80192699"
+         inkscape:transform-center-x="-0.43184571"
+         d="m 35.634968,28.059014 -8.412731,-1.095962 -5.672134,6.308888 -1.557355,-8.339653 -7.752895,-3.444967 7.450233,-4.058226 0.880581,-8.4379949 6.161852,5.8315309 8.297124,-1.770001 -3.641999,7.662312 z"
+         inkscape:randomized="0"
+         inkscape:rounded="0"
+         inkscape:flatsided="false"
+         sodipodi:arg2="1.2163211"
+         sodipodi:arg1="0.5880026"
+         sodipodi:r2="6.3877878"
+         sodipodi:r1="12.775575"
+         sodipodi:cy="20.972401"
+         sodipodi:cx="25.005047"
+         sodipodi:sides="5"
+         id="path4317"
+         style="opacity:1;fill:#fdc50d;fill-opacity:1;stroke:#c0822e;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:63;stroke-opacity:1"
+         sodipodi:type="star" />
+      <path
+         sodipodi:nodetypes="ccccccccccc"
+         inkscape:connector-curvature="0"
+         id="path4317-2"
+         d="m 32.017391,25.104153 -5.889539,-0.467214 -5.843864,6.660184 -1.213259,-6.344895 -8.348778,-3.834869 8.053709,-4.525015 1.049653,-9.1483998 6.805135,6.3592448 5.850128,-1.407246 -3.477248,7.805495 z"
+         inkscape:transform-center-y="0.59295265"
+         inkscape:transform-center-x="-0.31931126"
+         style="opacity:1;fill:#fce01b;fill-opacity:1;stroke:none;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:63;stroke-opacity:1"
+         transform="matrix(-0.39215509,0.62685033,-0.62685033,-0.39215509,42.721976,8.5899893)" />
+    </g>
+  </g>
+</svg>
--- a/freecad/asm3/Gui/Resources/icons/Assembly_AutoRecompute.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_AutoRecompute.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_AxialMove.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_AxialMove.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_ConstraintMultiply.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_ConstraintMultiply.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Disabled.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Disabled.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_GotoRelation.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_GotoRelation.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Import.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Import.svg
@ -0,0 +1,792 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64px"
+   height="64px"
+   id="svg2980"
+   sodipodi:version="0.32"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="Assembly_Assembly_Import.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"
+   version="1.1">
+  <defs
+     id="defs2982">
+    <linearGradient
+       id="linearGradient3864">
+      <stop
+         id="stop3866"
+         offset="0"
+         style="stop-color:#71b2f8;stop-opacity:1;" />
+      <stop
+         id="stop3868"
+         offset="1"
+         style="stop-color:#002795;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3864"
+       id="radialGradient3850"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.6028459,1.0471639,-1.9794021,1.1395295,127.9588,-74.456907)"
+       cx="51.328892"
+       cy="31.074146"
+       fx="51.328892"
+       fy="31.074146"
+       r="19.571428" />
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 32 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="64 : 32 : 1"
+       inkscape:persp3d-origin="32 : 21.333333 : 1"
+       id="perspective2988" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377">
+      <stop
+         id="stop3379"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3381"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377"
+       id="radialGradient3701"
+       gradientUnits="userSpaceOnUse"
+       cx="84.883324"
+       cy="77.042847"
+       fx="84.883324"
+       fy="77.042847"
+       r="19.467436"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)" />
+    <linearGradient
+       id="linearGradient3007">
+      <stop
+         id="stop3009"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3011"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699-2"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377-6">
+      <stop
+         id="stop3379-2"
+         offset="0"
+         style="stop-color:#00afff;stop-opacity:1;" />
+      <stop
+         id="stop3381-4"
+         offset="1"
+         style="stop-color:#0034ff;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017-8"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <linearGradient
+       id="linearGradient3835">
+      <stop
+         id="stop3837"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3839"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3844"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699-7"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377-2">
+      <stop
+         id="stop3379-7"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3381-8"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017-6"
+       xlink:href="#linearGradient3377-2"
+       inkscape:collect="always" />
+    <linearGradient
+       id="linearGradient3835-1">
+      <stop
+         id="stop3837-0"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3839-9"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3844-7"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032"
+       id="radialGradient4112"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,156.5648,24.076707)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032"
+       id="radialGradient4114"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3173" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3175" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180"
+       xlink:href="#linearGradient4032"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-7"
+       id="radialGradient4112-9"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,162.99236,26.56694)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032-7">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-3" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-6" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-7"
+       id="radialGradient4114-3"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171-9">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3173-7" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3175-5" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180-6"
+       xlink:href="#linearGradient4032-7"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-8"
+       id="radialGradient4112-7"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,156.5648,24.076707)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032-8">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-4" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-3" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-8"
+       id="radialGradient4114-9"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171-1">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3173-0" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3175-3" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180-9"
+       xlink:href="#linearGradient4032-8"
+       inkscape:collect="always" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-0"
+       id="linearGradient3822"
+       x1="154.13527"
+       y1="33.267025"
+       x2="165.61629"
+       y2="46.429642"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient4032-0">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-37" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-1" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-0"
+       id="radialGradient3703"
+       gradientUnits="userSpaceOnUse"
+       cx="132.70454"
+       cy="90.193245"
+       fx="132.70454"
+       fy="90.193245"
+       r="19.467436"
+       gradientTransform="matrix(-0.08162339,1.3949072,-1.1572569,-0.26963374,245.22773,-105.44363)" />
+    <linearGradient
+       id="linearGradient3284">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3286" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3288" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="90.193245"
+       fx="132.70454"
+       cy="90.193245"
+       cx="132.70454"
+       gradientTransform="matrix(-0.08162339,1.3949072,-1.1572569,-0.26963374,245.22773,-105.44363)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3294"
+       xlink:href="#linearGradient4032-0"
+       inkscape:collect="always" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4023"
+       id="linearGradient4029"
+       x1="45"
+       y1="34"
+       x2="50"
+       y2="59"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient4023">
+      <stop
+         style="stop-color:#8ae234;stop-opacity:1;"
+         offset="0"
+         id="stop4025" />
+      <stop
+         style="stop-color:#4e9a06;stop-opacity:1"
+         offset="1"
+         id="stop4027" />
+    </linearGradient>
+    <linearGradient
+       gradientTransform="translate(-16,0)"
+       inkscape:collect="always"
+       xlink:href="#linearGradient3777"
+       id="linearGradient3783"
+       x1="53.896763"
+       y1="51.179787"
+       x2="50"
+       y2="38"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3777">
+      <stop
+         style="stop-color:#204a87;stop-opacity:1"
+         offset="0"
+         id="stop3779" />
+      <stop
+         style="stop-color:#3465a4;stop-opacity:1"
+         offset="1"
+         id="stop3781" />
+    </linearGradient>
+    <linearGradient
+       gradientTransform="translate(-16,0)"
+       inkscape:collect="always"
+       xlink:href="#linearGradient3767"
+       id="linearGradient3773"
+       x1="22.116516"
+       y1="55.717518"
+       x2="20"
+       y2="40"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3767">
+      <stop
+         style="stop-color:#3465a4;stop-opacity:1"
+         offset="0"
+         id="stop3769" />
+      <stop
+         style="stop-color:#729fcf;stop-opacity:1"
+         offset="1"
+         id="stop3771" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3801-6"
+       id="linearGradient3807-3"
+       x1="110"
+       y1="35"
+       x2="85"
+       y2="35"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,-28.625003,1.4482735)" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3801-6">
+      <stop
+         style="stop-color:#204a87;stop-opacity:1"
+         offset="0"
+         id="stop3803-7" />
+      <stop
+         style="stop-color:#729fcf;stop-opacity:1"
+         offset="1"
+         id="stop3805-5" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3801-6-1-6"
+       id="linearGradient3807-3-9-3"
+       x1="110"
+       y1="35"
+       x2="85"
+       y2="35"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,7.374996,33.448275)" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3801-6-1-6">
+      <stop
+         style="stop-color:#c4a000;stop-opacity:1"
+         offset="0"
+         id="stop3803-7-2-7" />
+      <stop
+         style="stop-color:#fce94f;stop-opacity:1"
+         offset="1"
+         id="stop3805-5-7-5" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3801-6-6"
+       id="linearGradient3807-3-3"
+       x1="110"
+       y1="35"
+       x2="85"
+       y2="35"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,-28.625003,1.4482735)" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3801-6-6">
+      <stop
+         style="stop-color:#204a87;stop-opacity:1"
+         offset="0"
+         id="stop3803-7-7" />
+      <stop
+         style="stop-color:#729fcf;stop-opacity:1"
+         offset="1"
+         id="stop3805-5-5" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4023"
+       id="linearGradient3012"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(1.4500001,0,0,1.4705882,-27.45,-15.05882)"
+       x1="39.263832"
+       y1="20.978374"
+       x2="43.478561"
+       y2="42.076672" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="7.7781746"
+     inkscape:cx="33.927008"
+     inkscape:cy="32.843335"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     inkscape:document-units="px"
+     inkscape:grid-bbox="true"
+     inkscape:window-width="1375"
+     inkscape:window-height="876"
+     inkscape:window-x="65"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1">
+    <inkscape:grid
+       type="xygrid"
+       id="grid3067"
+       empspacing="2"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata2985">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+        <dc:creator>
+          <cc:Agent>
+            <dc:title>[jmaustpc]</dc:title>
+          </cc:Agent>
+        </dc:creator>
+        <dc:title>Assembly_Assembly_Tree</dc:title>
+        <dc:date>2013-12-24</dc:date>
+        <dc:relation>http://www.freecadweb.org/wiki/index.php?title=Artwork</dc:relation>
+        <dc:publisher>
+          <cc:Agent>
+            <dc:title>FreeCAD</dc:title>
+          </cc:Agent>
+        </dc:publisher>
+        <dc:identifier>FreeCAD/src/Mod/Assembly/Gui/Resources/icons/Assembly_Assembly_Tree.svg</dc:identifier>
+        <dc:rights>
+          <cc:Agent>
+            <dc:title>FreeCAD LGPL2+</dc:title>
+          </cc:Agent>
+        </dc:rights>
+        <cc:license>https://www.gnu.org/copyleft/lesser.html</cc:license>
+        <dc:contributor>
+          <cc:Agent>
+            <dc:title>[agryson] Alexander Gryson</dc:title>
+          </cc:Agent>
+        </dc:contributor>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <g
+       id="g3760-8"
+       transform="matrix(0.39800085,0,0,0.49338099,18.710208,-4.5784768)" />
+    <g
+       id="g3205"
+       transform="translate(-1.1570838,0.12856487)">
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-3"
+         d="m 25.000001,24.86206 c 0,2.28532 -4.924867,4.13794 -11,4.13794 C 7.924868,29 3,27.14738 3,24.86206 l -1e-6,-17.7241305 22.000001,0 z"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-5"
+         d="m 23,24 c 0,2.07756 -5.999802,3.01587 -9,3.01587 -3,0 -9,-0.93831 -9,-3.01587 l -1e-6,-15.6551715 18.000001,0 z"
+         style="fill:url(#linearGradient3807-3);fill-opacity:1;stroke:#729fcf;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="csc"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-9-6"
+         d="M 23,11.000001 C 21,13 17,13.351648 14,13.351648 11,13.351648 7,13 5,11.000001"
+         style="fill:none;stroke:#729fcf;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1" />
+      <ellipse
+         transform="matrix(0.52380955,0,0,0.59113297,32.333335,-7.640393)"
+         id="path2994-2"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:3.59418702;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dasharray:none;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         cx="-35"
+         cy="25"
+         rx="21"
+         ry="7" />
+    </g>
+    <g
+       transform="translate(34.842916,32.128565)"
+       id="g3205-3">
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-3-5"
+         d="m 25.000001,24.86206 c 0,2.28532 -4.924867,4.13794 -11,4.13794 C 7.924868,29 3,27.14738 3,24.86206 l -1e-6,-17.7241305 22.000001,0 z"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="sscccs"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-5-6"
+         d="m 23,24 c 0,2.07756 -5.999802,3.01587 -9,3.01587 -3,0 -9,-0.93831 -9,-3.01587 l -1e-6,-15.6551715 18.000001,0 z"
+         style="fill:url(#linearGradient3807-3-3);fill-opacity:1;stroke:#729fcf;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="csc"
+         inkscape:connector-curvature="0"
+         id="path2994-3-6-9-6-2"
+         d="M 23,11.000001 C 21,13 17,13.351648 14,13.351648 11,13.351648 7,13 5,11.000001"
+         style="fill:none;stroke:#729fcf;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1" />
+      <ellipse
+         transform="matrix(0.52380955,0,0,0.59113297,32.333335,-7.640393)"
+         id="path2994-2-9"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:3.59418702;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dasharray:none;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         cx="-35"
+         cy="25"
+         rx="21"
+         ry="7" />
+    </g>
+    <g
+       id="g3192"
+       transform="translate(-1.1570838,0.12856487)">
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path2993"
+         d="M 3,35 21,39 37,35 21,31 Z"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path2995"
+         d="m 37,35 0,20 -16,6 0,-22 z"
+         style="fill:url(#linearGradient3783);fill-opacity:1;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1" />
+      <path
+         style="display:inline;overflow:visible;visibility:visible;fill:url(#linearGradient3773);fill-opacity:1;fill-rule:evenodd;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate"
+         d="M 3,35 21,39 21,61 3,57 Z"
+         id="path3825"
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3765"
+         d="m 5,37.42772 0.0087,17.919116 14.008671,3.268799 -0.0087,-17.933614 z"
+         style="fill:none;stroke:#729fcf;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3775"
+         d="m 23.01243,40.433833 -0.01226,17.535301 12.001105,-4.300993 3.6e-4,-15.867363 z"
+         style="fill:none;stroke:#3465a4;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+    </g>
+    <path
+       style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 17.842916,33.128565 -5,-11"
+       id="path3999"
+       inkscape:connector-curvature="0"
+       sodipodi:nodetypes="cc" />
+    <path
+       style="fill:none;stroke:#ef2929;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 17.842916,33.128565 -5,-11"
+       id="path3999-6"
+       inkscape:connector-curvature="0"
+       sodipodi:nodetypes="cc" />
+    <path
+       style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 39.842916,50.128565 -12,-2"
+       id="path3415"
+       inkscape:connector-curvature="0" />
+    <path
+       style="fill:none;stroke:#ef2929;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 39.842916,50.128565 -12,-2"
+       id="path3415-9"
+       inkscape:connector-curvature="0" />
+    <g
+       style="display:inline"
+       inkscape:label="Layer 1"
+       id="layer1-3"
+       transform="matrix(-0.58415568,0,0,0.52484837,63.686346,-0.9894569)">
+      <path
+         inkscape:export-ydpi="4.1683898"
+         inkscape:export-xdpi="4.1683898"
+         inkscape:export-filename="/home/yorik/Documents/Lab/Draft/icons/changeprop.png"
+         sodipodi:nodetypes="cccccccc"
+         id="path3343"
+         d="m 35.907323,8.8968626 0,14.1031384 -32.907323,0 10e-8,23.505231 32.9073229,0 0,14.103138 L 64.1136,34.752616 Z"
+         style="fill:url(#linearGradient3012);fill-opacity:1;fill-rule:evenodd;stroke:#172a04;stroke-width:4.51501036;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+         inkscape:connector-curvature="0" />
+      <path
+         inkscape:export-ydpi="4.1683898"
+         inkscape:export-xdpi="4.1683898"
+         inkscape:export-filename="/home/yorik/Documents/Lab/Draft/icons/changeprop.png"
+         sodipodi:nodetypes="cccccccc"
+         id="path3343-2"
+         d="m 39.668159,17.515447 0,8.618585 -32.5939196,0 0,17.237169 32.5939196,0 0,8.618585 18.33408,-17.23717 z"
+         style="fill:none;stroke:#8ae234;stroke-width:3.92143369;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+         inkscape:connector-curvature="0" />
+    </g>
+  </g>
+</svg>
--- a/freecad/asm3/Gui/Resources/icons/Assembly_ImportMulti.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_ImportMulti.svg
@ -0,0 +1,766 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64px"
+   height="64px"
+   id="svg2980"
+   sodipodi:version="0.32"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="Assembly_Assembly_ImportMulti.svg"
+   inkscape:output_extension="org.inkscape.output.svg.inkscape"
+   version="1.1">
+  <defs
+     id="defs2982">
+    <linearGradient
+       id="linearGradient3864">
+      <stop
+         id="stop3866"
+         offset="0"
+         style="stop-color:#71b2f8;stop-opacity:1;" />
+      <stop
+         id="stop3868"
+         offset="1"
+         style="stop-color:#002795;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3864"
+       id="radialGradient3850"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.6028459,1.0471639,-1.9794021,1.1395295,127.9588,-74.456907)"
+       cx="51.328892"
+       cy="31.074146"
+       fx="51.328892"
+       fy="31.074146"
+       r="19.571428" />
+    <inkscape:perspective
+       sodipodi:type="inkscape:persp3d"
+       inkscape:vp_x="0 : 32 : 1"
+       inkscape:vp_y="0 : 1000 : 0"
+       inkscape:vp_z="64 : 32 : 1"
+       inkscape:persp3d-origin="32 : 21.333333 : 1"
+       id="perspective2988" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377">
+      <stop
+         id="stop3379"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3381"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377"
+       id="radialGradient3701"
+       gradientUnits="userSpaceOnUse"
+       cx="84.883324"
+       cy="77.042847"
+       fx="84.883324"
+       fy="77.042847"
+       r="19.467436"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)" />
+    <linearGradient
+       id="linearGradient3007">
+      <stop
+         id="stop3009"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3011"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699-2"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377-6">
+      <stop
+         id="stop3379-2"
+         offset="0"
+         style="stop-color:#00afff;stop-opacity:1;" />
+      <stop
+         id="stop3381-4"
+         offset="1"
+         style="stop-color:#0034ff;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017-8"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <linearGradient
+       id="linearGradient3835">
+      <stop
+         id="stop3837"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3839"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3844"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="radialGradient3699-7"
+       gradientUnits="userSpaceOnUse"
+       cx="76.383331"
+       cy="94.369568"
+       fx="76.383331"
+       fy="94.369568"
+       r="19.467436"
+       gradientTransform="matrix(0.9818943,0.1894295,-0.4109427,2.1300924,40.163453,-121.11559)" />
+    <linearGradient
+       id="linearGradient3377-2">
+      <stop
+         id="stop3379-7"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3381-8"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3017-6"
+       xlink:href="#linearGradient3377-2"
+       inkscape:collect="always" />
+    <linearGradient
+       id="linearGradient3835-1">
+      <stop
+         id="stop3837-0"
+         offset="0"
+         style="stop-color:#faff2b;stop-opacity:1;" />
+      <stop
+         id="stop3839-9"
+         offset="1"
+         style="stop-color:#ffaa00;stop-opacity:1;" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="77.042847"
+       fx="84.883324"
+       cy="77.042847"
+       cx="84.883324"
+       gradientTransform="matrix(2.8492421,1.2585119,-0.4040415,0.9147407,-125.84131,-100.25805)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3844-7"
+       xlink:href="#linearGradient3377-6"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032"
+       id="radialGradient4112"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,156.5648,24.076707)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032"
+       id="radialGradient4114"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3173" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3175" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180"
+       xlink:href="#linearGradient4032"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-7"
+       id="radialGradient4112-9"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,162.99236,26.56694)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032-7">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-3" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-6" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-7"
+       id="radialGradient4114-3"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171-9">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3173-7" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3175-5" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180-6"
+       xlink:href="#linearGradient4032-7"
+       inkscape:collect="always" />
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-8"
+       id="radialGradient4112-7"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(-0.19157613,0.46621455,-1.1364164,-0.41904304,156.5648,24.076707)"
+       cx="86.836884"
+       cy="90.601151"
+       fx="86.836884"
+       fy="90.601151"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient4032-8">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-4" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-3" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-8"
+       id="radialGradient4114-9"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       cx="113.50187"
+       cy="65.849281"
+       fx="113.50187"
+       fy="65.849281"
+       r="19.467436" />
+    <linearGradient
+       id="linearGradient3171-1">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3173-0" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3175-3" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="65.849281"
+       fx="113.50187"
+       cy="65.849281"
+       cx="113.50187"
+       gradientTransform="matrix(0.19036833,-0.61386357,1.99853,-0.19092801,-47.133199,165.45559)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3180-9"
+       xlink:href="#linearGradient4032-8"
+       inkscape:collect="always" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-0"
+       id="linearGradient3822"
+       x1="154.13527"
+       y1="33.267025"
+       x2="165.61629"
+       y2="46.429642"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient4032-0">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop4034-37" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop4036-1" />
+    </linearGradient>
+    <radialGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4032-0"
+       id="radialGradient3703"
+       gradientUnits="userSpaceOnUse"
+       cx="132.70454"
+       cy="90.193245"
+       fx="132.70454"
+       fy="90.193245"
+       r="19.467436"
+       gradientTransform="matrix(-0.08162339,1.3949072,-1.1572569,-0.26963374,245.22773,-105.44363)" />
+    <linearGradient
+       id="linearGradient3284">
+      <stop
+         style="stop-color:#71b2f8;stop-opacity:1;"
+         offset="0"
+         id="stop3286" />
+      <stop
+         style="stop-color:#002795;stop-opacity:1;"
+         offset="1"
+         id="stop3288" />
+    </linearGradient>
+    <radialGradient
+       r="19.467436"
+       fy="90.193245"
+       fx="132.70454"
+       cy="90.193245"
+       cx="132.70454"
+       gradientTransform="matrix(-0.08162339,1.3949072,-1.1572569,-0.26963374,245.22773,-105.44363)"
+       gradientUnits="userSpaceOnUse"
+       id="radialGradient3294"
+       xlink:href="#linearGradient4032-0"
+       inkscape:collect="always" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4023"
+       id="linearGradient4029"
+       x1="45"
+       y1="34"
+       x2="50"
+       y2="59"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient4023">
+      <stop
+         style="stop-color:#8ae234;stop-opacity:1;"
+         offset="0"
+         id="stop4025" />
+      <stop
+         style="stop-color:#4e9a06;stop-opacity:1"
+         offset="1"
+         id="stop4027" />
+    </linearGradient>
+    <linearGradient
+       gradientTransform="translate(-16,0)"
+       inkscape:collect="always"
+       xlink:href="#linearGradient3777"
+       id="linearGradient3783"
+       x1="53.896763"
+       y1="51.179787"
+       x2="50"
+       y2="38"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3777">
+      <stop
+         style="stop-color:#204a87;stop-opacity:1"
+         offset="0"
+         id="stop3779" />
+      <stop
+         style="stop-color:#3465a4;stop-opacity:1"
+         offset="1"
+         id="stop3781" />
+    </linearGradient>
+    <linearGradient
+       gradientTransform="translate(-16,0)"
+       inkscape:collect="always"
+       xlink:href="#linearGradient3767"
+       id="linearGradient3773"
+       x1="22.116516"
+       y1="55.717518"
+       x2="20"
+       y2="40"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3767">
+      <stop
+         style="stop-color:#3465a4;stop-opacity:1"
+         offset="0"
+         id="stop3769" />
+      <stop
+         style="stop-color:#729fcf;stop-opacity:1"
+         offset="1"
+         id="stop3771" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3801-6-1-6"
+       id="linearGradient3807-3-9-3"
+       x1="110"
+       y1="35"
+       x2="85"
+       y2="35"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,7.374996,33.448275)" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient3801-6-1-6">
+      <stop
+         style="stop-color:#c4a000;stop-opacity:1"
+         offset="0"
+         id="stop3803-7-2-7" />
+      <stop
+         style="stop-color:#fce94f;stop-opacity:1"
+         offset="1"
+         id="stop3805-5-7-5" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient4023"
+       id="linearGradient3012"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(1.4500001,0,0,1.4705882,-27.45,-15.05882)"
+       x1="39.263832"
+       y1="20.978374"
+       x2="43.478561"
+       y2="42.076672" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3801-6-1-6"
+       id="linearGradient3807-3-9-1"
+       x1="110"
+       y1="35"
+       x2="85"
+       y2="35"
+       gradientUnits="userSpaceOnUse"
+       spreadMethod="reflect"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,-55.853856,0.04347116)" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3801-6-1-6"
+       id="linearGradient4350"
+       gradientUnits="userSpaceOnUse"
+       gradientTransform="matrix(0.45833337,0,0,0.51724135,-55.853856,0.04347116)"
+       spreadMethod="reflect"
+       x1="110"
+       y1="35"
+       x2="85"
+       y2="35" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="3.8890873"
+     inkscape:cx="41.94684"
+     inkscape:cy="16.432912"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     inkscape:document-units="px"
+     inkscape:grid-bbox="true"
+     inkscape:window-width="1375"
+     inkscape:window-height="876"
+     inkscape:window-x="65"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1">
+    <inkscape:grid
+       type="xygrid"
+       id="grid3067"
+       empspacing="2"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata2985">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+        <dc:creator>
+          <cc:Agent>
+            <dc:title>[jmaustpc]</dc:title>
+          </cc:Agent>
+        </dc:creator>
+        <dc:title>Assembly_Assembly_Tree</dc:title>
+        <dc:date>2013-12-24</dc:date>
+        <dc:relation>http://www.freecadweb.org/wiki/index.php?title=Artwork</dc:relation>
+        <dc:publisher>
+          <cc:Agent>
+            <dc:title>FreeCAD</dc:title>
+          </cc:Agent>
+        </dc:publisher>
+        <dc:identifier>FreeCAD/src/Mod/Assembly/Gui/Resources/icons/Assembly_Assembly_Tree.svg</dc:identifier>
+        <dc:rights>
+          <cc:Agent>
+            <dc:title>FreeCAD LGPL2+</dc:title>
+          </cc:Agent>
+        </dc:rights>
+        <cc:license>https://www.gnu.org/copyleft/lesser.html</cc:license>
+        <dc:contributor>
+          <cc:Agent>
+            <dc:title>[agryson] Alexander Gryson</dc:title>
+          </cc:Agent>
+        </dc:contributor>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <g
+       id="g4309-7"
+       transform="translate(63.711666,33.997635)">
+      <path
+         style="fill:#fce94f;stroke:#302b00;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         d="m -2.2288522,23.457256 c 0,2.28532 -4.924867,4.13794 -10.9999998,4.13794 -6.075133,0 -11.000001,-1.85262 -11.000001,-4.13794 l -10e-7,-17.7241288 22.0000008,0 z"
+         id="path2994-3-3-0-36-5"
+         inkscape:connector-curvature="0"
+         sodipodi:nodetypes="sscccs" />
+      <path
+         style="fill:url(#linearGradient4350);fill-opacity:1;stroke:#fce94f;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         d="m -4.2288532,22.595196 c 0,2.07756 -5.9998018,3.01587 -8.9999998,3.01587 -3,0 -9,-0.93831 -9,-3.01587 l -10e-7,-15.6551708 18.0000008,0 z"
+         id="path2994-3-6-5-9-0-3"
+         inkscape:connector-curvature="0"
+         sodipodi:nodetypes="sscccs" />
+      <path
+         style="fill:none;stroke:#fce94f;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         d="m -4.2288532,9.5951972 c -2,1.9999988 -5.9999998,2.3516468 -8.9999998,2.3516468 -3,0 -7,-0.351648 -9,-2.3516468"
+         id="path2994-3-6-9-6-3-62-5"
+         inkscape:connector-curvature="0"
+         sodipodi:nodetypes="csc" />
+      <ellipse
+         style="fill:#fce94f;stroke:#302b00;stroke-width:1.99999988;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dasharray:none;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         id="path2994-2-6-6-6"
+         cx="-13.228853"
+         cy="5.7331281"
+         rx="11.000001"
+         ry="4.1379309" />
+    </g>
+    <g
+       id="g4309"
+       transform="translate(27.255752,1.5427784)">
+      <path
+         style="fill:#fce94f;stroke:#302b00;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         d="m -2.2288522,23.457256 c 0,2.28532 -4.924867,4.13794 -10.9999998,4.13794 -6.075133,0 -11.000001,-1.85262 -11.000001,-4.13794 l -10e-7,-17.7241288 22.0000008,0 z"
+         id="path2994-3-3-0-36"
+         inkscape:connector-curvature="0"
+         sodipodi:nodetypes="sscccs" />
+      <path
+         style="fill:url(#linearGradient3807-3-9-1);fill-opacity:1;stroke:#fce94f;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         d="m -4.2288532,22.595196 c 0,2.07756 -5.9998018,3.01587 -8.9999998,3.01587 -3,0 -9,-0.93831 -9,-3.01587 l -10e-7,-15.6551708 18.0000008,0 z"
+         id="path2994-3-6-5-9-0"
+         inkscape:connector-curvature="0"
+         sodipodi:nodetypes="sscccs" />
+      <path
+         style="fill:none;stroke:#fce94f;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         d="m -4.2288532,9.5951972 c -2,1.9999988 -5.9999998,2.3516468 -8.9999998,2.3516468 -3,0 -7,-0.351648 -9,-2.3516468"
+         id="path2994-3-6-9-6-3-62"
+         inkscape:connector-curvature="0"
+         sodipodi:nodetypes="csc" />
+      <ellipse
+         style="fill:#fce94f;stroke:#302b00;stroke-width:1.99999988;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-dasharray:none;stroke-dashoffset:20.39999962;stroke-opacity:1"
+         id="path2994-2-6-6"
+         cx="-13.228853"
+         cy="5.7331281"
+         rx="11.000001"
+         ry="4.1379309" />
+    </g>
+    <g
+       id="g3760-8"
+       transform="matrix(0.39800085,0,0,0.49338099,18.710208,-4.5784768)" />
+    <g
+       id="g3192"
+       transform="translate(-1.1570838,0.12856487)">
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path2993"
+         d="M 3,35 21,39 37,35 21,31 Z"
+         style="fill:#729fcf;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path2995"
+         d="m 37,35 0,20 -16,6 0,-22 z"
+         style="fill:url(#linearGradient3783);fill-opacity:1;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1" />
+      <path
+         style="display:inline;overflow:visible;visibility:visible;fill:url(#linearGradient3773);fill-opacity:1;fill-rule:evenodd;stroke:#0b1521;stroke-width:2;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate"
+         d="M 3,35 21,39 21,61 3,57 Z"
+         id="path3825"
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3765"
+         d="m 5,37.42772 0.0087,17.919116 14.008671,3.268799 -0.0087,-17.933614 z"
+         style="fill:none;stroke:#729fcf;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3775"
+         d="m 23.01243,40.433833 -0.01226,17.535301 12.001105,-4.300993 3.6e-4,-15.867363 z"
+         style="fill:none;stroke:#3465a4;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1" />
+    </g>
+    <path
+       style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 17.842916,33.128565 -5,-11"
+       id="path3999"
+       inkscape:connector-curvature="0"
+       sodipodi:nodetypes="cc" />
+    <path
+       style="fill:none;stroke:#ef2929;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 17.842916,33.128565 -5,-11"
+       id="path3999-6"
+       inkscape:connector-curvature="0"
+       sodipodi:nodetypes="cc" />
+    <path
+       style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 39.842916,50.128565 -12,-2"
+       id="path3415"
+       inkscape:connector-curvature="0" />
+    <path
+       style="fill:none;stroke:#ef2929;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+       d="m 39.842916,50.128565 -12,-2"
+       id="path3415-9"
+       inkscape:connector-curvature="0" />
+    <g
+       style="display:inline"
+       inkscape:label="Layer 1"
+       id="layer1-3"
+       transform="matrix(-0.58415568,0,0,0.52484837,63.686346,-0.9894569)">
+      <path
+         inkscape:export-ydpi="4.1683898"
+         inkscape:export-xdpi="4.1683898"
+         inkscape:export-filename="/home/yorik/Documents/Lab/Draft/icons/changeprop.png"
+         sodipodi:nodetypes="cccccccc"
+         id="path3343"
+         d="m 35.907323,8.8968626 0,14.1031384 -32.907323,0 10e-8,23.505231 32.9073229,0 0,14.103138 L 64.1136,34.752616 Z"
+         style="fill:url(#linearGradient3012);fill-opacity:1;fill-rule:evenodd;stroke:#172a04;stroke-width:4.51501036;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+         inkscape:connector-curvature="0" />
+      <path
+         inkscape:export-ydpi="4.1683898"
+         inkscape:export-xdpi="4.1683898"
+         inkscape:export-filename="/home/yorik/Documents/Lab/Draft/icons/changeprop.png"
+         sodipodi:nodetypes="cccccccc"
+         id="path3343-2"
+         d="m 39.668159,17.515447 0,8.618585 -32.5939196,0 0,17.237169 32.5939196,0 0,8.618585 18.33408,-17.23717 z"
+         style="fill:none;stroke:#8ae234;stroke-width:3.92143369;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-opacity:1"
+         inkscape:connector-curvature="0" />
+    </g>
+  </g>
+</svg>
--- a/freecad/asm3/Gui/Resources/icons/Assembly_LockMover.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_LockMover.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Move.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Move.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_New_Assembly.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_New_Assembly.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_New_Element.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_New_Element.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_New_Group.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_New_Group.svg
@ -0,0 +1,408 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   id="svg97"
+   height="48"
+   width="48"
+   version="1.0"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="Assembly_Add_Group.svg">
+  <metadata
+     id="metadata57">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1375"
+     inkscape:window-height="876"
+     id="namedview55"
+     showgrid="false"
+     inkscape:zoom="4.9166667"
+     inkscape:cx="-3.4576271"
+     inkscape:cy="24"
+     inkscape:window-x="65"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg97" />
+  <defs
+     id="defs3">
+    <radialGradient
+       id="radialGradient6719"
+       xlink:href="#linearGradient5060"
+       gradientUnits="userSpaceOnUse"
+       cy="486.65"
+       cx="605.71"
+       gradientTransform="matrix(-2.7744 0 0 1.9697 112.76 -872.89)"
+       r="117.14" />
+    <linearGradient
+       id="linearGradient5060">
+      <stop
+         id="stop5062"
+         offset="0" />
+      <stop
+         id="stop5064"
+         stop-opacity="0"
+         offset="1" />
+    </linearGradient>
+    <radialGradient
+       id="radialGradient6717"
+       xlink:href="#linearGradient5060"
+       gradientUnits="userSpaceOnUse"
+       cy="486.65"
+       cx="605.71"
+       gradientTransform="matrix(2.7744 0 0 1.9697 -1891.6 -872.89)"
+       r="117.14" />
+    <linearGradient
+       id="linearGradient6715"
+       y2="609.51"
+       gradientUnits="userSpaceOnUse"
+       x2="302.86"
+       gradientTransform="matrix(2.7744 0 0 1.9697 -1892.2 -872.89)"
+       y1="366.65"
+       x1="302.86">
+      <stop
+         id="stop5050"
+         stop-opacity="0"
+         offset="0" />
+      <stop
+         id="stop5056"
+         offset=".5" />
+      <stop
+         id="stop5052"
+         stop-opacity="0"
+         offset="1" />
+    </linearGradient>
+    <radialGradient
+       id="radialGradient238"
+       gradientUnits="userSpaceOnUse"
+       cy="37.518"
+       cx="20.706"
+       gradientTransform="matrix(1.055 -.027345 .17770 1.1909 -3.5722 -7.1253)"
+       r="30.905">
+      <stop
+         id="stop1790"
+         stop-color="#202020"
+         offset="0" />
+      <stop
+         id="stop1791"
+         stop-color="#b9b9b9"
+         offset="1" />
+    </radialGradient>
+    <linearGradient
+       id="linearGradient491"
+       y2="66.834"
+       gradientUnits="userSpaceOnUse"
+       x2="9.8981"
+       gradientTransform="matrix(1.5168 0 0 .70898 -.87957 -1.3182)"
+       y1="13.773"
+       x1="6.2298">
+      <stop
+         id="stop3984"
+         stop-color="#fff"
+         stop-opacity=".87629"
+         offset="0" />
+      <stop
+         id="stop3985"
+         stop-color="#fffffe"
+         stop-opacity="0"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       id="linearGradient322"
+       y2="46.689"
+       gradientUnits="userSpaceOnUse"
+       x2="12.854"
+       gradientTransform="matrix(1.3175 0 0 .81626 -.87957 -1.3182)"
+       y1="32.567"
+       x1="13.036">
+      <stop
+         id="stop320"
+         stop-color="#fff"
+         offset="0" />
+      <stop
+         id="stop321"
+         stop-color="#fff"
+         stop-opacity="0"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       id="linearGradient3104"
+       y2="6.1803"
+       gradientUnits="userSpaceOnUse"
+       x2="15.515"
+       y1="31.368"
+       x1="18.113">
+      <stop
+         id="stop3098"
+         stop-color="#424242"
+         offset="0" />
+      <stop
+         id="stop3100"
+         stop-color="#777"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       id="linearGradient9772"
+       y2="32.05"
+       gradientUnits="userSpaceOnUse"
+       x2="22.065"
+       y1="36.988"
+       x1="22.176">
+      <stop
+         id="stop9768"
+         stop-color="#6194cb"
+         offset="0" />
+      <stop
+         id="stop9770"
+         stop-color="#729fcf"
+         offset="1" />
+    </linearGradient>
+    <linearGradient
+       gradientTransform="translate(-14.864406,-15.067796)"
+       inkscape:collect="always"
+       xlink:href="#linearGradient4023"
+       id="linearGradient4029"
+       x1="45"
+       y1="34"
+       x2="50"
+       y2="59"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       id="linearGradient4023">
+      <stop
+         style="stop-color:#8ae234;stop-opacity:1;"
+         offset="0"
+         id="stop4025" />
+      <stop
+         style="stop-color:#4e9a06;stop-opacity:1"
+         offset="1"
+         id="stop4027" />
+    </linearGradient>
+  </defs>
+  <g
+     id="layer1">
+    <g
+       id="g6707"
+       transform="matrix(.022624 0 0 .020868 43.383 36.37)">
+      <rect
+         id="rect6709"
+         opacity=".40206"
+         height="478.36"
+         width="1339.6"
+         y="-150.7"
+         x="-1559.3"
+         fill="url(#linearGradient6715)" />
+      <path
+         id="path6711"
+         opacity=".40206"
+         d="m-219.62-150.68v478.33c142.88 0.9 345.4-107.17 345.4-239.2 0-132.02-159.44-239.13-345.4-239.13z"
+         fill="url(#radialGradient6717)" />
+      <path
+         id="path6713"
+         opacity=".40206"
+         d="m-1559.3-150.68v478.33c-142.8 0.9-345.4-107.17-345.4-239.2 0-132.02 159.5-239.13 345.4-239.13z"
+         fill="url(#radialGradient6719)" />
+    </g>
+    <path
+       id="path216"
+       stroke-linejoin="round"
+       d="m4.5218 38.687c0.0218 0.417 0.4599 0.833 0.8762 0.833h31.327c0.416 0 0.811-0.416 0.789-0.833l-0.936-27.226c-0.022-0.417-0.46-0.833-0.877-0.833h-13.27c-0.486 0-1.235-0.316-1.402-1.1066l-0.612-2.893c-0.155-0.7357-0.882-1.0379-1.298-1.0379h-14.779c-0.4162 0-0.8107 0.4163-0.7889 0.8326l0.9707 32.264z"
+       stroke="url(#linearGradient3104)"
+       stroke-linecap="round"
+       fill="url(#radialGradient238)" />
+    <path
+       id="path9788"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.2266 22.562h30.265"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9784"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.0422 18.562h30.447"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9778"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m4.9807 12.562h30.507"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9798"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.3862 32.562h30.109"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9800"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.5091 34.562h29.988"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9782"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.0422 16.562h30.447"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9780"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.0114 14.562h30.478"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9776"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m4.9221 10.562h15.281"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9774"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m4.8738 8.5625h14.783"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9794"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.3247 28.562h30.169"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9792"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.2881 26.562h30.205"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9790"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.2266 24.562h30.265"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9786"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.1959 20.562h30.296"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9796"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.3247 30.562h30.169"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path9802"
+       opacity=".11364"
+       stroke-linejoin="round"
+       d="m5.5091 36.562h29.988"
+       stroke="#000"
+       stroke-linecap="round"
+       fill="#729fcf" />
+    <path
+       id="path219"
+       opacity=".45143"
+       d="m6.0683 38.864c0.0164 0.312-0.1809 0.52-0.4985 0.416-0.3177-0.104-0.5368-0.312-0.5531-0.624l-0.9477-32.065c-0.0164-0.3118 0.1651-0.5004 0.4774-0.5004l14.422-0.0477c0.313 0 0.932 0.3005 1.133 1.3222l0.574 2.8159c-0.427-0.4656-0.419-0.48-0.638-1.1571l-0.406-1.2592c-0.219-0.7276-0.698-0.8319-1.01-0.8319h-12.888c-0.3122 0-0.5095 0.2082-0.4931 0.5204l0.938 31.515-0.1096-0.104z"
+       display="block"
+       fill="url(#linearGradient491)" />
+    <g
+       id="g220"
+       fill-opacity=".75706"
+       transform="matrix(1.0408 0 .054493 1.0408 -8.6702 2.6706)"
+       fill="#fff">
+      <path
+         id="path221"
+         fill-opacity=".50847"
+         fill="#fff"
+         d="m42.417 8.5152c0.005-0.0971-0.128-0.247-0.235-0.247l-13.031-0.0021s0.911 0.5879 2.201 0.5962l11.054 0.071c0.011-0.2117 0.003-0.256 0.011-0.4181z" />
+    </g>
+    <path
+       id="path233"
+       stroke-linejoin="round"
+       d="m39.784 39.511c1.143-0.044 1.963-1.097 2.047-2.321 0.791-11.549 1.659-21.232 1.659-21.232 0.072-0.248-0.168-0.495-0.48-0.495h-34.371c-0.0004 0-1.8507 21.867-1.8507 21.867-0.1145 0.982-0.466 1.804-1.5498 2.183l34.546-0.002z"
+       display="block"
+       stroke="#3465a4"
+       fill="url(#linearGradient9772)" />
+    <path
+       id="path304"
+       opacity=".46591"
+       d="m9.6202 16.464l32.791 0.065-1.574 20.002c-0.084 1.071-0.45 1.428-1.872 1.428-1.872 0-28.678-0.032-31.395-0.032 0.2335-0.321 0.3337-0.989 0.335-1.005l1.7152-20.458z"
+       stroke="url(#linearGradient322)"
+       stroke-linecap="round"
+       stroke-width="1px"
+       fill="none" />
+    <path
+       id="path323"
+       d="m9.6202 16.223l-1.1666 15.643s8.2964-4.148 18.666-4.148 15.555-11.495 15.555-11.495h-33.055z"
+       fill-opacity=".089286"
+       fill-rule="evenodd"
+       fill="#fff" />
+  </g>
+  <path
+     style="fill:url(#linearGradient4029);fill-opacity:1;stroke:#172a04;stroke-width:1.99999988;stroke-linecap:butt;stroke-linejoin:round;stroke-opacity:1"
+     d="m 18.135593,27.932204 0,8 10,0 0,9.999999 8,0 0,-9.999999 10.000001,0 0,-8 -10.000001,0 0,-10 -8,0 0,10 z"
+     id="path4019"
+     inkscape:connector-curvature="0"
+     sodipodi:nodetypes="ccccccccccccc" />
+  <path
+     style="fill:none;stroke:#8ae234;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+     d="m 30.135593,19.932204 0,10 -10,0 0,4 10,0 0,9.999999 4,0 0,-9.999999 10.000001,0 0,-4 -10.000001,0 0,-10 z"
+     id="path4021"
+     inkscape:connector-curvature="0" />
+</svg>
--- a/freecad/asm3/Gui/Resources/icons/Assembly_QuickMove.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_QuickMove.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_QuickSolve.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_QuickSolve.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_ShowElementCS.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_ShowElementCS.svg
@ -0,0 +1,297 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="64px"
+   height="64px"
+   id="svg8277"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="Assembly_ShowElementCS.svg">
+  <defs
+     id="defs8279">
+    <linearGradient
+       id="linearGradient3171-9">
+      <stop
+         style="stop-color:#969696;stop-opacity:1"
+         offset="0"
+         id="stop3173-7" />
+      <stop
+         style="stop-color:#646464;stop-opacity:1"
+         offset="1"
+         id="stop3175-5" />
+    </linearGradient>
+    <linearGradient
+       id="linearGradient3171">
+      <stop
+         style="stop-color:#cccccc;stop-opacity:1"
+         offset="0"
+         id="stop3173" />
+      <stop
+         style="stop-color:#b4b4b4;stop-opacity:1"
+         offset="1"
+         id="stop3175" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3171-9"
+       id="linearGradient4201"
+       x1="76.152992"
+       y1="57.960144"
+       x2="82.642975"
+       y2="66.788933"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3171-9"
+       id="linearGradient4209"
+       x1="56.276596"
+       y1="57.735428"
+       x2="54.029358"
+       y2="68.576897"
+       gradientUnits="userSpaceOnUse" />
+    <linearGradient
+       id="linearGradient3377-6">
+      <stop
+         id="stop3379-2"
+         offset="0"
+         style="stop-color:#00afff;stop-opacity:1;" />
+      <stop
+         id="stop3381-4"
+         offset="1"
+         style="stop-color:#0034ff;stop-opacity:1;" />
+    </linearGradient>
+    <linearGradient
+       inkscape:collect="always"
+       xlink:href="#linearGradient3377-6"
+       id="linearGradient4247"
+       x1="61.503952"
+       y1="45.031456"
+       x2="104.92856"
+       y2="70.31958"
+       gradientUnits="userSpaceOnUse" />
+  </defs>
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="2.75"
+     inkscape:cx="43.760404"
+     inkscape:cy="44.991433"
+     inkscape:current-layer="layer1"
+     showgrid="true"
+     inkscape:document-units="px"
+     inkscape:grid-bbox="true"
+     inkscape:window-width="1375"
+     inkscape:window-height="876"
+     inkscape:window-x="65"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:snap-global="true"
+     inkscape:snap-bbox="true"
+     inkscape:snap-nodes="false">
+    <inkscape:grid
+       type="xygrid"
+       id="grid5625"
+       empspacing="2"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <metadata
+     id="metadata8282">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+        <dc:title>Path-Axis</dc:title>
+        <dc:date>2015-07-04</dc:date>
+        <dc:relation>http://www.freecadweb.org/wiki/index.php?title=Artwork</dc:relation>
+        <dc:publisher>
+          <cc:Agent>
+            <dc:title>FreeCAD</dc:title>
+          </cc:Agent>
+        </dc:publisher>
+        <dc:identifier>FreeCAD/src/Mod/Path/Gui/Resources/icons/Path-Axis.svg</dc:identifier>
+        <dc:rights>
+          <cc:Agent>
+            <dc:title>FreeCAD LGPL2+</dc:title>
+          </cc:Agent>
+        </dc:rights>
+        <cc:license>https://www.gnu.org/copyleft/lesser.html</cc:license>
+        <dc:contributor>
+          <cc:Agent>
+            <dc:title>[agryson] Alexander Gryson</dc:title>
+          </cc:Agent>
+        </dc:contributor>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     id="layer1"
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer">
+    <g
+       id="g4253"
+       transform="matrix(0.96151017,-0.27476936,0.27476936,0.96151017,-53.457301,4.8258519)">
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="rect3200"
+         d="m 43.784152,52.646316 27.999995,7.999998 0,18 -27.999995,-7.999999 z"
+         style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:54.21519089px;font-family:Arial;-inkscape-font-specification:Arial;display:inline;overflow:visible;visibility:visible;fill:url(#linearGradient4209);fill-opacity:1;fill-rule:evenodd;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="rect3200-8"
+         d="m 71.784147,60.646314 25.999998,-11.999997 0,15.999998 -25.999998,13.999999 z"
+         style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:54.21519089px;font-family:Arial;-inkscape-font-specification:Arial;display:inline;overflow:visible;visibility:visible;fill:url(#linearGradient4201);fill-opacity:1;fill-rule:evenodd;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="rect3200-5"
+         d="M 70.784146,40.646318 97.784145,48.646317 71.784147,60.646314 43.784152,52.646316 Z"
+         style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:54.21519089px;font-family:Arial;-inkscape-font-specification:Arial;display:inline;overflow:visible;visibility:visible;fill:url(#linearGradient4247);fill-opacity:1;fill-rule:evenodd;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3805"
+         d="m 45.784152,55.286942 0,13.882811 23.992185,6.828125 0.02342,-13.835939 z"
+         style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:54.21519089px;font-family:Arial;-inkscape-font-specification:Arial;display:inline;overflow:visible;visibility:visible;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#cccccc;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+      <path
+         sodipodi:nodetypes="ccccc"
+         inkscape:connector-curvature="0"
+         id="path3807"
+         d="m 73.784149,61.904127 0,13.390624 21.999994,-11.84375 0.0078,-11.687496 z"
+         style="color:#000000;font-style:normal;font-variant:normal;font-weight:normal;font-stretch:normal;font-size:54.21519089px;font-family:Arial;-inkscape-font-specification:Arial;display:inline;overflow:visible;visibility:visible;fill:none;fill-opacity:1;fill-rule:nonzero;stroke:#969696;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:4;stroke-dasharray:none;stroke-dashoffset:0;stroke-opacity:1;marker:none;enable-background:accumulate" />
+    </g>
+    <g
+       id="g4199">
+      <path
+         sodipodi:nodetypes="cc"
+         inkscape:connector-curvature="0"
+         id="path6397-3"
+         d="M 28.282635,34.084733 51.090922,14.636314"
+         style="fill:none;stroke:#172a04;stroke-width:8;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1" />
+      <g
+         id="g4191">
+        <path
+           style="fill:#8ae234;fill-opacity:1;stroke:#172a04;stroke-width:2.00000024;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:32.20000076;stroke-opacity:1"
+           d="m 56.301546,9.8662949 c 2.380189,2.4586491 2.356371,7.1457861 0.562268,8.4303771 -1.794104,1.284591 -3.882477,1.614145 -6.262666,-0.844506 -2.380188,-2.45865 -3.71292,-5.928709 -2.506121,-7.9449766 1.206798,-2.0162674 5.82633,-2.0995447 8.206519,0.3591055 z"
+           id="path6514"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="sssss" />
+        <path
+           style="fill:#73d216;stroke:#172a04;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:32.20000076;stroke-opacity:1"
+           d="M 57.675023,17.196253 C 59.125757,14.079173 55.786493,7.1175596 49.88913,8.2225984 L 61.683856,6.0125218 Z"
+           id="path6475-3-5"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cccc" />
+        <path
+           style="fill:none;stroke:#8ae234;stroke-width:2;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"
+           d="m 54.164074,9.3183964 6.831678,-1.301668"
+           id="path6571"
+           inkscape:connector-curvature="0" />
+        <path
+           style="fill:none;stroke:#172a04;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:32.20000076;stroke-opacity:1"
+           d="M 57.656587,17.221263 C 59.10732,14.104182 55.768056,7.1425689 49.870693,8.2476077 L 61.665419,6.0375311 Z"
+           id="path6475-3-5-1"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cccc" />
+        <path
+           style="fill:none;stroke:#73d216;stroke-width:4;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="M 28.282635,34.084733 51.090922,14.636314"
+           id="path6397-3-7"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cc" />
+        <path
+           style="fill:none;stroke:#8ae234;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="M 27.716662,33.28548 50.524948,13.83706"
+           id="path6397-3-7-7"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cc" />
+      </g>
+      <g
+         id="g4184">
+        <path
+           style="fill:none;stroke:#0b1521;stroke-width:8;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="m 20.574,14.664038 7.708635,19.420695"
+           id="path6419"
+           inkscape:connector-curvature="0" />
+        <path
+           style="fill:none;stroke:#3465a4;stroke-width:4;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="m 20.574,14.664038 7.708635,19.420695"
+           id="path6419-6"
+           inkscape:connector-curvature="0" />
+        <path
+           style="fill:none;stroke:#729fcf;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="m 19.591106,14.848211 7.708636,19.420696"
+           id="path6419-6-2"
+           inkscape:connector-curvature="0" />
+        <path
+           style="fill:#3465a4;stroke:#0b1521;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:32.20000076;stroke-opacity:1"
+           d="M 25.784624,9.8940192 C 24.447439,13.983293 16.814109,16.316975 13.522059,15.037005 l 1.87136,-11.7316318 z"
+           id="path6475"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cccc" />
+        <path
+           style="fill:none;stroke:#729fcf;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:32.20000076;stroke-opacity:1"
+           d="m 23.173929,10.50514 c -1.088305,1.548234 -4.835095,3.046266 -7.403563,2.95258 l 1.047955,-6.930515 z"
+           id="path6475-6"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cccc" />
+      </g>
+      <g
+         transform="matrix(0.86294131,-0.50530416,0.50530416,0.86294131,-13.724535,18.864876)"
+         id="g4177">
+        <path
+           style="fill:none;stroke:#280000;stroke-width:8;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="M 28.282635,34.084733 48.721677,45.429535"
+           id="path6397"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cc" />
+        <path
+           style="fill:none;stroke:#cc0000;stroke-width:4;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="M 28.282635,34.084733 48.721677,45.429535"
+           id="path6397-5"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cc" />
+        <path
+           style="fill:none;stroke:#ef2929;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"
+           d="M 27.563165,34.802163 48.002207,46.146965"
+           id="path6397-5-0"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cc" />
+        <path
+           style="fill:#cc0000;stroke:#280000;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:32.20000076;stroke-opacity:1"
+           d="m 44.154236,49.799985 c -1.00857,-4.115837 4.453037,-9.683235 8.029404,-10.133289 l 4.620086,10.887343 z"
+           id="path6475-3"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cccc" />
+        <path
+           style="fill:none;stroke:#ef2929;stroke-width:2;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:32.20000076;stroke-opacity:1"
+           d="m 46.097609,48.060608 c 0.127899,-1.831027 2.617666,-4.866574 4.923727,-5.991774 l 2.785967,6.402357 z"
+           id="path6475-6-2"
+           inkscape:connector-curvature="0"
+           sodipodi:nodetypes="cccc" />
+      </g>
+    </g>
+    <g
+       transform="matrix(-0.13748248,-0.44180116,0.44180116,-0.13748248,38.21305,58.769026)"
+       id="g6846-8" />
+  </g>
+</svg>
--- a/freecad/asm3/Gui/Resources/icons/Assembly_SmartRecompute.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_SmartRecompute.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_TogglePartVisibility.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_TogglePartVisibility.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Trace.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Trace.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_TreeItemDown.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_TreeItemDown.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_TreeItemUp.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_TreeItemUp.svg
--- a/freecad/asm3/Gui/Resources/icons/Assembly_Workplane.svg
+++ b/freecad/asm3/Gui/Resources/icons/Assembly_Workplane.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAlignment.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAlignment.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAngle.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAngle.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintArcLineTangent.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintArcLineTangent.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAttachment.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAttachment.svg
@ -0,0 +1,95 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+<svg xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:cc="http://creativecommons.org/ns#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:svg="http://www.w3.org/2000/svg" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd" xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape" width="64px" height="64px" id="svg2726" sodipodi:version="0.32" inkscape:version="0.48.5 r10040" sodipodi:docname="Part_Attachment.svg" inkscape:output_extension="org.inkscape.output.svg.inkscape" version="1.1">
+  <defs id="defs2728">
+    <linearGradient inkscape:collect="always" id="linearGradient3860">
+      <stop style="stop-color:#204a87;stop-opacity:1" offset="0" id="stop3862"/>
+      <stop style="stop-color:#729fcf;stop-opacity:1" offset="1" id="stop3864"/>
+    </linearGradient>
+    <linearGradient inkscape:collect="always" id="linearGradient3828">
+      <stop style="stop-color:#729fcf;stop-opacity:1" offset="0" id="stop3830"/>
+      <stop style="stop-color:#204a87;stop-opacity:1" offset="1" id="stop3832"/>
+    </linearGradient>
+    <linearGradient id="linearGradient3766">
+      <stop style="stop-color:#004bed;stop-opacity:1;" offset="0" id="stop3768"/>
+      <stop style="stop-color:#bbd7ff;stop-opacity:1;" offset="1" id="stop3770"/>
+    </linearGradient>
+    <inkscape:perspective sodipodi:type="inkscape:persp3d" inkscape:vp_x="0 : 32 : 1" inkscape:vp_y="0 : 1000 : 0" inkscape:vp_z="64 : 32 : 1" inkscape:persp3d-origin="32 : 21.333333 : 1" id="perspective2734"/>
+    <radialGradient inkscape:collect="always" xlink:href="#linearGradient3144-4" id="radialGradient3850-9" gradientUnits="userSpaceOnUse" gradientTransform="matrix(1,0,0,0.6985294,0,202.82863)" cx="225.26402" cy="672.79736" fx="225.26402" fy="672.79736" r="34.345188"/>
+    <linearGradient inkscape:collect="always" id="linearGradient3144-4">
+      <stop style="stop-color:#ffffff;stop-opacity:1;" offset="0" id="stop3146-2"/>
+      <stop style="stop-color:#ffffff;stop-opacity:0;" offset="1" id="stop3148-0"/>
+    </linearGradient>
+    <linearGradient inkscape:collect="always" xlink:href="#linearGradient3766-6" id="linearGradient3774-3" x1="-670.94934" y1="-470.34323" x2="-296.345" y2="-470.34323" gradientUnits="userSpaceOnUse"/>
+    <linearGradient id="linearGradient3766-6">
+      <stop style="stop-color:#004bed;stop-opacity:1;" offset="0" id="stop3768-7"/>
+      <stop style="stop-color:#bbd7ff;stop-opacity:1;" offset="1" id="stop3770-5"/>
+    </linearGradient>
+    <linearGradient inkscape:collect="always" xlink:href="#linearGradient3828" id="linearGradient3834" x1="-2.2241571" y1="759.33002" x2="281.50192" y2="728.49023" gradientUnits="userSpaceOnUse"/>
+    <linearGradient inkscape:collect="always" xlink:href="#linearGradient3828" id="linearGradient3840" gradientUnits="userSpaceOnUse" x1="-2.2241571" y1="759.33002" x2="281.50192" y2="728.49023"/>
+    <linearGradient inkscape:collect="always" xlink:href="#linearGradient3860" id="linearGradient3866" x1="35.238464" y1="33.039242" x2="27.980391" y2="20.136003" gradientUnits="userSpaceOnUse"/>
+  </defs>
+  <sodipodi:namedview id="base" pagecolor="#ffffff" bordercolor="#666666" borderopacity="1.0" inkscape:pageopacity="0.0" inkscape:pageshadow="2" inkscape:zoom="14.416016" inkscape:cx="45.839482" inkscape:cy="29.331738" inkscape:current-layer="g4289" showgrid="true" inkscape:document-units="px" inkscape:grid-bbox="true" inkscape:window-width="1600" inkscape:window-height="837" inkscape:window-x="0" inkscape:window-y="27" inkscape:window-maximized="1" inkscape:snap-bbox="false" inkscape:snap-nodes="true">
+    <inkscape:grid type="xygrid" id="grid3004" empspacing="2" visible="true" enabled="true" snapvisiblegridlinesonly="true"/>
+  </sodipodi:namedview>
+  <metadata id="metadata2731">
+    <rdf:RDF>
+      <cc:Work rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type rdf:resource="http://purl.org/dc/dcmitype/StillImage"/>
+        <dc:title/>
+        <dc:creator>
+          <cc:Agent>
+            <dc:title>[DeepSOIC]</dc:title>
+          </cc:Agent>
+        </dc:creator>
+        <dc:title>Part_Attachment</dc:title>
+        <dc:date>2016-05-17</dc:date>
+        <dc:relation>http://www.freecadweb.org/wiki/index.php?title=Artwork</dc:relation>
+        <dc:publisher>
+          <cc:Agent>
+            <dc:title>FreeCAD</dc:title>
+          </cc:Agent>
+        </dc:publisher>
+        <dc:identifier>FreeCAD/src/Mod/Part/Gui/Resources/icons/Part_Attachment.svg</dc:identifier>
+        <dc:rights>
+          <cc:Agent>
+            <dc:title>FreeCAD LGPL2+</dc:title>
+          </cc:Agent>
+        </dc:rights>
+        <cc:license>https://www.gnu.org/copyleft/lesser.html</cc:license>
+        <dc:contributor>
+          <cc:Agent>
+            <dc:title>[agryson] Alexander Gryson</dc:title>
+          </cc:Agent>
+        </dc:contributor>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g id="layer1" inkscape:label="Layer 1" inkscape:groupmode="layer">
+    <g id="g4289" transform="matrix(0.1621282,0,0,0.1621282,6.3605986,-66.108806)">
+      <g transform="matrix(0,-1,-1,0,738.60196,738.60196)" id="g3888-9">
+        <path sodipodi:nodetypes="cc" transform="matrix(6.1679584,0,0,6.1679584,-39.231908,407.75637)" inkscape:connector-curvature="0" id="path3868-1" d="M 37,15 C 28.799646,14.910168 22.4325,19.708889 17,27" style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"/>
+        <path sodipodi:nodetypes="cc" inkscape:connector-curvature="0" id="path3868-2-2" d="m 188.98255,500.27574 c -50.57944,-0.55408 -89.851731,29.04423 -123.359166,74.0155" style="fill:none;stroke:#ef2929;stroke-width:12.33591652;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"/>
+      </g>
+      <g id="g3888" transform="translate(0,-24.671834)">
+        <path sodipodi:nodetypes="cc" transform="matrix(6.1679584,0,0,6.1679584,-39.231908,407.75637)" inkscape:connector-curvature="0" id="path3868" d="M 37,15 C 28.799646,14.910168 22.4325,19.708889 17,27" style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"/>
+        <path sodipodi:nodetypes="cc" inkscape:connector-curvature="0" id="path3868-2" d="m 188.98255,500.27574 c -50.57944,-0.55408 -89.851731,29.04423 -123.359166,74.0155" style="fill:none;stroke:#ef2929;stroke-width:12.33591652;stroke-linecap:butt;stroke-linejoin:miter;stroke-opacity:1"/>
+      </g>
+      <path sodipodi:type="arc" style="color:#000000;fill:#729fcf;fill-opacity:1;fill-rule:nonzero;stroke:#0b1521;stroke-width:1.36476551999999995;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0;marker:none;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" id="path2998" sodipodi:cx="32.012653" sodipodi:cy="26.587624" sodipodi:rx="8.8709764" sodipodi:ry="8.8709764" d="m 40.88363,26.587624 a 8.8709764,8.8709764 0 1 1 -17.741953,0 8.8709764,8.8709764 0 1 1 17.741953,0 z" transform="matrix(9.0388539,0,0,9.0388539,-32.527599,266.12206)"/>
+      <g id="g3836" transform="matrix(0.72717141,0.71036381,-0.72717141,0.71036381,555.43637,22.856283)">
+        <rect y="709.98633" x="-20.728033" height="61.679588" width="320.73383" id="rect3808" style="fill:#729fcf;stroke:#0b1521;stroke-width:12.13661671;stroke-linecap:round;stroke-linejoin:round;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:20.4"/>
+        <rect y="722.32227" x="-8.3921156" height="37.007721" width="296.06201" id="rect3808-5" style="fill:url(#linearGradient3840);fill-opacity:1;stroke:#729fcf;stroke-width:12.13661671;stroke-linecap:round;stroke-linejoin:miter;stroke-miterlimit:4.5;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:20.4"/>
+      </g>
+      <path sodipodi:type="arc" style="color:#000000;fill:url(#linearGradient3866);fill-opacity:1;fill-rule:nonzero;stroke:#729fcf;stroke-width:1.61290478999999998;stroke-linecap:butt;stroke-linejoin:round;stroke-miterlimit:4;stroke-opacity:1;stroke-dasharray:none;stroke-dashoffset:0;marker:none;visibility:visible;display:inline;overflow:visible;enable-background:accumulate" id="path2998-6" sodipodi:cx="32.012653" sodipodi:cy="26.587624" sodipodi:rx="8.8709764" sodipodi:ry="8.8709764" d="m 40.88363,26.587624 a 8.8709764,8.8709764 0 1 1 -17.741953,0 8.8709764,8.8709764 0 1 1 17.741953,0 z" transform="matrix(7.6482608,0,0,7.6482608,11.988976,303.09463)"/>
+      <g transform="matrix(0,-1,-1,0,787.94563,732.434)" id="g3888-9-7">
+        <path sodipodi:nodetypes="cc" transform="matrix(6.1679584,0,0,6.1679584,-39.231908,407.75637)" inkscape:connector-curvature="0" id="path3868-1-0" d="M 37,15 C 28.799646,14.910168 15.432499,17.708888 9.9999992,24.999999" style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"/>
+        <path sodipodi:nodetypes="cc" inkscape:connector-curvature="0" id="path3868-2-2-9" d="M 188.98255,500.27574 C 138.40311,499.72166 55.955106,516.98405 22.447671,561.95532" style="fill:none;stroke:#ef2929;stroke-width:12.33591652;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"/>
+      </g>
+      <g transform="matrix(-0.58735857,0.80932682,0.80932682,0.58735857,-215.63037,164.37488)" id="g3888-9-7-3">
+        <path sodipodi:nodetypes="cc" transform="matrix(6.1679584,0,0,6.1679584,-39.231908,407.75637)" inkscape:connector-curvature="0" id="path3868-1-0-6" d="M 31.459093,15.861765 C 23.258739,15.771933 15.432499,17.708888 9.9999992,24.999999" style="fill:none;stroke:#a40000;stroke-width:6;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"/>
+        <path sodipodi:nodetypes="cc" inkscape:connector-curvature="0" id="path3868-2-2-9-0" d="M 154.80647,505.59108 C 104.22703,505.037 55.955106,516.98405 22.447671,561.95532" style="fill:none;stroke:#ef2929;stroke-width:12.33591652;stroke-linecap:round;stroke-linejoin:miter;stroke-opacity:1"/>
+      </g>
+    </g>
+  </g>
+</svg>
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAxial.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintAxial.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintBidirectional.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintBidirectional.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintCoincidence.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintCoincidence.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintColinear.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintColinear.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintDiameter.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintDiameter.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqual.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqual.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualAngle.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualAngle.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualLength.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualLength.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualLineArcLength.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualLineArcLength.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualPointLineDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualPointLineDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualRadius.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintEqualRadius.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintGeneral.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintGeneral.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLengthDifference.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLengthDifference.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLengthEqualPointLineDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLengthEqualPointLineDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLengthRatio.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLengthRatio.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLineHorizontal.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLineHorizontal.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLineLength.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLineLength.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLineVertical.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLineVertical.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLock.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintLock.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintMidPoint.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintMidPoint.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintMore.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintMore.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintMultiParallel.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintMultiParallel.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintOrientation.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintOrientation.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintParallel.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintParallel.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPerpendicular.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPerpendicular.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointCoincident.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointCoincident.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointInPlane.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointInPlane.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointLineDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointLineDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointOnCircle.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointOnCircle.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointOnLine.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointOnLine.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointPlaneDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointPlaneDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsHorizontal.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsHorizontal.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsProjectDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsProjectDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsSymmetric.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsSymmetric.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsVertical.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintPointsVertical.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintSketchPlane.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintSketchPlane.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintSymmetric.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintSymmetric.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintSymmetricLine.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintSymmetricLine.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintUnidirectional1.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintUnidirectional1.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintUnidirectional2.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_ConstraintUnidirectional2.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasureAngle.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasureAngle.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasurePointDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasurePointDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasurePointLineDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasurePointLineDistance.svg
--- a/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasurePointPlaneDistance.svg
+++ b/freecad/asm3/Gui/Resources/icons/constraints/Assembly_MeasurePointPlaneDistance.svg
--- a/freecad/asm3/init.py
+++ b/freecad/asm3/init.py
@ -0,0 +1 @@
+__version__ = "0.11.0"
--- a/freecad/asm3/assembly.py
+++ b/freecad/asm3/assembly.py
--- a/freecad/asm3/constraint.py
+++ b/freecad/asm3/constraint.py
@ -1,7 +1,10 @@
 from collections import namedtuple
 import FreeCAD, FreeCADGui, Part
 from . import utils, gui
-from .deps import with_metaclass
+try:
+    from six import with_metaclass
+except ImportError:
+    from .deps import with_metaclass
 from .utils import objName,cstrlogger as logger, guilogger
 from .proxy import ProxyType, PropertyInfo, propGet, propGetValue

@ -180,8 +183,8 @@ def _l(solver,partInfo,subname,shape,retAll=False):
        system.log('cache {}: {}',key,h)
    else:
        nameTag = partInfo.PartName + '.' + key
+        v = utils.getVertexes(shape)
        if utils.isDraftWire(part):
-            v = shape.Edge1.Vertexes
            vname1,vname2 = utils.edge2VertexIndex(part,subname)
            if not vname1:
                raise RuntimeError('Invalid draft subname {} or {}'.format(
@ -189,9 +192,12 @@ def _l(solver,partInfo,subname,shape,retAll=False):
            tp0 = _p(solver,partInfo,vname1,v[0])
            tp1 = _p(solver,partInfo,vname2,v[1])
        else:
-            v = shape.Edge1.Vertexes
            system.NameTag = nameTag + 'p0'
-            p0 = system.addPoint3dV(*v[0].Point)
+            try:
+                p0 = system.addPoint3dV(*v[0].Point)
+            except Exception:
+                logger.info(system.NameTag)
+                raise
            system.NameTag = nameTag + 'p0t'
            tp0 = system.addTransform(p0,*partInfo.Params,group=partInfo.Group)
            system.NameTag = nameTag + 'p1'
@ -239,17 +245,21 @@ def _lw(solver,partInfo,subname,shape,retAll=False):
    'return a handle for either a line or a plane depending on the shape'
    _ = retAll
    if not solver:
-        if utils.isLinearEdge(shape) or utils.isPlanar(shape):
+        if utils.isLinearEdge(shape) or \
+           utils.isPlanar(shape) or \
+           utils.isCylindricalPlane(shape):
            return
-        return 'a linear edge or edge/face with planar surface'
+        return 'a linear edge or edge/face with planar or cylindrical surface'
    if utils.isLinearEdge(shape):
        return _l(solver,partInfo,subname,shape,False)
+    if utils.isCylindricalPlane(shape):
+        return _n(solver,partInfo,subname,shape,False)
    return _wa(solver,partInfo,subname,shape)

-def _w(solver,partInfo,subname,shape,retAll=False):
+def _w(solver,partInfo,subname,shape,retAll=False,noCheck=False):
    'return a handle of a transformed plane/workplane from "shape"'
    if not solver:
-        if utils.isPlanar(shape):
+        if noCheck or utils.isPlanar(shape):
            return
        return 'an edge/face with a planar surface'

@ -271,6 +281,10 @@ def _wa(solver,partInfo,subname,shape,retAll=False):
    _ = retAll
    return _w(solver,partInfo,subname,shape,True)

+def _wa_no_check(solver,partInfo,subname,shape,retAll=False):
+    _ = retAll
+    return _w(solver,partInfo,subname,shape,True,True)
+
 def _c(solver,partInfo,subname,shape,requireArc=False,retAll=False):
    'return a handle of a transformed circle/arc derived from "shape"'
    if not solver:
@ -279,7 +293,7 @@ def _c(solver,partInfo,subname,shape,requireArc=False,retAll=False):
            if requireArc and not isinstance(r,tuple):
                return 'an arc edge'
            return
-        return 'a cicular edge'
+        return 'a circular edge'
    if requireArc:
        key = subname+'.a'
    else:
@ -346,7 +360,7 @@ def _c(solver,partInfo,subname,shape,requireArc=False,retAll=False):
        pln = _w(solver,partInfo,subname,shape,True)
        r = utils.getElementCircular(shape)
        if not r:
-            raise RuntimeError('shape is not cicular')
+            raise RuntimeError('shape is not circular')
        system.NameTag = nameTag + '.r'
        hr = system.addDistanceV(r)
        if requireArc or isinstance(r,(list,tuple)):
@ -423,6 +437,7 @@ class ConstraintCommand:
        return self._active

    def onSelectionChange(self,hasSelection):
+        Constraint._selInfo = None
        self._active = None if hasSelection else False

 class Constraint(ProxyType):
@ -431,6 +446,7 @@ class Constraint(ProxyType):
    _typeID = '_ConstraintType'
    _typeEnum = 'ConstraintType'
    _disabled = 'Disabled'
+    _selInfo = None

    @classmethod
    def register(mcs,cls):
@ -494,14 +510,14 @@ class Constraint(ProxyType):
        return mcs.getProxy(obj).prepare(obj,solver)

    @classmethod
-    def getFixedParts(mcs,solver,cstrs,partGroup):
+    def getFixedParts(mcs,solver,cstrs,partGroup,rollback):
        firstInfo = None
        if partGroup.Proxy.derivedParts:
            ret = set(partGroup.Proxy.derivedParts)
        else:
            ret = set()
-        from .assembly import isTypeOf, AsmWorkPlane
-        for obj in partGroup.Group:
+        from .assembly import isTypeOf, AsmWorkPlane, flattenGroup
+        for obj in flattenGroup(partGroup):
            if not hasattr(obj,'Placement'):
                ret.add(obj)
                logger.debug('part without Placement {}',objName(obj))
@ -510,9 +526,13 @@ class Constraint(ProxyType):
                logger.debug('fix workplane {}',objName(obj))
        found = len(ret)

+        attachments = []
        for obj in cstrs:
            cstr = mcs.getProxy(obj)

+            if isinstance(cstr, Attachment):
+                attachments.append(obj)
+
            # Build array constraint map for constraint multiplication
            if mcs.canMultiply(obj):
                element0 = obj.Proxy.getElements()[0].Proxy
@ -553,6 +573,108 @@ class Constraint(ProxyType):
                    logger.debug('\t{}.{}',o[0].Name,o[1])
                else:
                    logger.debug('\t{}',o.Name)
+
+        if not ret:
+            return ret
+
+        # Early solving for Attachment constraint, which requires only simple
+        # matrix calculation. We only solve those directly or indirectly
+        # attached to some fixed part, and treat the rest as PlaneCoincident
+        # with locked angle.
+
+        from .assembly import setPlacement
+        handled = set()
+        while True:
+            nxt = []
+            for obj in attachments:
+                cstr = obj.Proxy
+
+                firstInfo = []
+                infos = []
+
+                if obj.Cascade:
+                    # for cascading attachment, we should handle it if there is
+                    # any fixed part inside. We also need to sort the element
+                    # pairs properly so that they can be recognized as fixed one
+                    # after another
+                    prev = None
+                    fixed = None
+                    for e in cstr.getElements():
+                        info = e.Proxy.getInfo()
+                        if prev and prev.Part!=info.Part:
+                            firstInfo.append(prev)
+                            infos.append(info)
+                            if fixed is None \
+                                    and (prev.Part in ret or info.Part in ret):
+                                fixed = len(firstInfo)
+                        prev = info
+
+                    if fixed is None:
+                        continue
+
+                    if fixed:
+                        # reorder the element pairs to put the pair with the
+                        # fixed part first, and then reversed the ones that are
+                        # before it.
+                        firstInfo = firstInfo[fixed:] +\
+                                list(reversed(firstInfo[:fixed]))
+                        infos = infos[fixed:] + list(reversed(infos[:fixed]))
+                else:
+                    if not mcs.canMultiply(obj):
+                        infos = cstr.getElementsInfo()
+                        firstInfo = [infos[0]]*(len(infos)-1)
+                        infos = infos[1:]
+                    else:
+                        elements = cstr.getElements()
+                        firstInfo = elements[0].Proxy.getInfo(expand=True)
+                        infos = []
+                        for element in elements[1:]:
+                            infos += element.Proxy.getInfo(expand=True)
+                        count = min(len(infos),len(firstInfo))
+                        firstInfo = firstInfo[:count]
+                        infos = infos[:count]
+
+                    if any([ not (info0.Part in ret or info.Part in ret)
+                            for info0,info in zip(firstInfo,infos)]):
+                        # we only handle if all element pair has at least one
+                        # part that are fixed
+                        continue
+
+                if rollback is not False:
+                    handled.add(obj)
+
+                for info0,info in zip(firstInfo,infos):
+                    if info.Part in ret:
+                        if info0.Part in ret:
+                            logger.warn('skip fixed part "{}" and "{}" in {}',
+                                info.PartName,info0.PartName,cstrName(obj))
+                            continue
+                        info0,info = info,info0
+
+                    ret.add(info.Part)
+
+                    pla0 = info0.Placement.multiply(
+                            utils.getElementPlacement(info0.Shape))
+                    pla = pla0.multiply(
+                            utils.getElementPlacement(info.Shape).inverse())
+                    if rollback is not False and \
+                            not utils.isSamePlacement(pla,info.Placement):
+                        solver.touched = True
+                        solver.system.log('attaching "{}" -> "{}"',
+                                info.PartName, info0.PartName)
+                        if rollback is not None:
+                            rollback.append((info.PartName,
+                                            info.Part,
+                                            info.Placement.copy()))
+                        setPlacement(info.Part,pla)
+
+            if len(nxt) == len(attachments):
+                break
+            attachments = nxt
+
+        if handled:
+            cstrs[:] = [ obj for obj in cstrs if obj not in handled ]
+
        return ret

    @classmethod
@ -594,6 +716,11 @@ class Constraint(ProxyType):
            else:
                obj.setExpression('.Label2', None)

+    @classmethod
+    def isAttachment(mcs, obj):
+        cstr = mcs.getProxy(obj)
+        return isinstance(cstr, Attachment)
+

 def _makeProp(name,tp,doc='',getter=propGet,internal=False,default=None):
    return PropertyInfo(Constraint,name,tp,doc,getter=getter,duplicate=True,
@ -674,8 +801,11 @@ class Base(with_metaclass(Constraint, object)):
    @classmethod
    def checkActive(cls):
        from .assembly import AsmConstraint
-        info = guilogger.catchTrace('selection "{}" exception'.format(
-                cls.getName()), AsmConstraint.getSelection, cls._id)
+        if not Constraint._selInfo:
+            Constraint._selInfo = guilogger.catchTrace(
+                    'selection "{}" exception'.format(
+                        cls.getName()), AsmConstraint.getSelection, cls._id)
+        info = Constraint._selInfo
        if not info:
            return False
        if cls._activeWithElement and not info.Elements:
@ -873,7 +1003,7 @@ class Locked(Base):

        nameTag = partInfo.PartName + '.' + info.Subname

-        for i,v in enumerate(info.Shape.Vertexes):
+        for i,v in enumerate(utils.getVertexes(info.Shape)):
            surfix = '.fp{}'.format(i)
            system.NameTag = nameTag + surfix

@ -1045,7 +1175,8 @@ class BaseMulti(Base):
                    e = cls._entityDef[0](
                            solver,partInfo,info.Subname,info.Shape)
                    params = props + [e0,e]
-                    solver.system.checkRedundancy(obj,partInfo0,partInfo)
+                    solver.system.checkRedundancy(
+                            obj,partInfo0,partInfo,info0.SubnameRef,info.SubnameRef)
                    h = func(*params,group=solver.group)
                    if isinstance(h,(list,tuple)):
                        ret += list(h)
@ -1084,8 +1215,10 @@ class BaseMulti(Base):
            elements.append(e)

        if len(elements)<=1:
-            logger.warn('{} has no effective constraint',cstrName(obj))
+            logger.warn('{} has no effective constraining element',
+                    cstrName(obj))
            return
+
        e0 = None
        e = None
        info0 = None
@ -1096,16 +1229,19 @@ class BaseMulti(Base):
            if i==idx0:
                e0 = cls._entityDef[idx0](
                        solver,partInfo,info.Subname,info.Shape)
+                subname0 = info.SubnameRef
                info0 = partInfo
            else:
                e = cls._entityDef[0](solver,partInfo,info.Subname,info.Shape)
            if e0 and e:
                if idx0:
                    params = props + [e,e0]
-                    solver.system.checkRedundancy(obj,partInfo,info0)
+                    solver.system.checkRedundancy(
+                            obj,partInfo,info0,info.SubnameRef,subname0)
                else:
                    params = props + [e0,e]
-                    solver.system.checkRedundancy(obj,info0,partInfo)
+                    solver.system.checkRedundancy(
+                            obj,info0,partInfo,subname0,info.SubnameRef)
                h = func(*params,group=solver.group)
                if isinstance(h,(list,tuple)):
                    ret += list(h)
@ -1138,7 +1274,8 @@ class BaseCascade(BaseMulti):
                params = props + [e1,e2]
            else:
                params = props + [e2,e1]
-            solver.system.checkRedundancy(obj,prevInfo,partInfo)
+            solver.system.checkRedundancy(
+                    obj,prevInfo,partInfo,prev.SubnameRef,info.SubnameRef)
            h = func(*params,group=solver.group)
            if isinstance(h,(list,tuple)):
                ret += list(h)
@ -1164,10 +1301,21 @@ class PlaneCoincident(BaseCascade):
    _iconName = 'Assembly_ConstraintCoincidence.svg'
    _props = ['Multiply','Cascade','Offset','OffsetX','OffsetY'] + _AngleProps
    _tooltip = \
-      'Add a "{}" constraint to conincide planar faces of two or more parts.\n'\
+      'Add a "{}" constraint to coincide planar faces of two or more parts.\n'\
      'The faces are coincided at their centers with an optional distance.'


+class Attachment(BaseCascade):
+    _id = 45
+    _iconName = 'Assembly_ConstraintAttachment.svg'
+    _props = ['Multiply', 'Cascade']
+    _tooltip = \
+      'Add a "{}" constraint to attach two parts by the selected geometry\n'\
+      'elements. This constraint completely fixes the parts relative to each\n'\
+      'other.'
+    _entityDef = (_wa_no_check,)
+
+
 class AxialAlignment(BaseMulti):
    _id = 36
    _entityDef = (_lna,)
@ -1249,7 +1397,7 @@ class PointsCoincident(Base):
    _entityDef = (_p,_p)
    _workplane = True
    _iconName = 'Assembly_ConstraintPointCoincident.svg'
-    _tooltips = 'Add a "{}" constraint to conincide two points in 2D or 3D'
+    _tooltips = 'Add a "{}" constraint to coincide two points in 2D or 3D'


 class PointInPlane(BaseMulti):
@ -1417,7 +1565,7 @@ class PointDistance(Base2):
    @classmethod
    def init(cls,obj):
        infos = obj.Proxy.getElementsInfo()
-        ps = [ info.Placement.multVec(info.Shape.Vertex1.Point)
+        ps = [ info.Placement.multVec(utils.getElementPos(info.Shape))
                   for info in infos ]
        if len(infos)==3:
            rot = infos[2].Placement.Rotation.multiply(
@ -1534,10 +1682,10 @@ class SketchPlane(BaseSketch):

        # if there is any child element in this constraint, we expect the first
        # one to be a planar face or edge to define the work plane. The rest of
-        # entities must be from some draft wire or circle/arc 
+        # entities must be from some draft wire or circle/arc
        #
        # Base.prepare() will call system.addSketchPlane() with all contained
-        # element below. However, the default implementation, 
+        # element below. However, the default implementation,
        # SystemExtension.addSketchPlane(),  only really uses the first one,
        # i.e. the one obtained by _wa(), i.e. a tuple of entities
        # (workplane,base,normal).
@ -1655,7 +1803,7 @@ class MidPoint(BaseSketch):
        if not func:
            return
        params = cls.getPropertyValues(obj) + cls.getEntities(obj,solver)
-        # temparary fix of slvs.addMidPoint(), which should have made wrkpln
+        # temporary fix of slvs.addMidPoint(), which should have made wrkpln
        # argument optional and defaults to 0
        if len(params)==2:
            params.append(0)
@ -1701,7 +1849,7 @@ class PointsProjectDistance(BaseSketch):
    @classmethod
    def init(cls,obj):
        infos = obj.Proxy.getElementsInfo()
-        ps = [ info.Placement.multVec(info.Shape.Vertex1.Point)
+        ps = [ info.Placement.multVec(utils.getElementPos(info.Shape))
                   for info in infos ]
        p3 = infos[2].Placement.multVec(infos[2].Shape.Vertex2.Point)
        p1,p2 = [ utils.projectToLine(p,ps[2],p3) for p in ps[:2] ]
--- a/freecad/asm3/deps/init.py
+++ b/freecad/asm3/deps/init.py
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
Zheng, Lei	bc2d5d611f	solver: improve redundancy checking of implicit constraints Related #403	2021-01-11 10:00:10 +08:00
Zheng, Lei	e785510c68	assembly: support drag and drop reordering of constraint and elements	2021-01-10 13:03:25 +08:00
Zheng, Lei	b9c7af40fd	assembly: fix 'Flip element' for multiplied constraining element	2021-01-08 20:56:32 +08:00
Zheng, Lei	b590b57793	mover: fix auto recompute on moving linked assembly	2021-01-08 17:24:39 +08:00
Zheng, Lei	6c68f0f901	assembly: support flip part of multiplied constraining elements	2021-01-08 17:22:56 +08:00
Zheng, Lei	caad48e927	assembly: reduce constraint multiplication init placement precision	2021-01-08 16:18:04 +08:00
Zheng, Lei	70d161f336	assembly: fix relation selection highlight when using GoToRelation	2021-01-05 15:25:43 +08:00
Zheng, Lei	c6f6c481d2	assembly: fix stray relations when deleting assembly	2021-01-05 15:25:34 +08:00
Zheng, Lei	fe6a792202	assembly: fix workplane orientation Fixes #362	2020-12-01 20:40:19 +08:00
Zheng, Lei	da050987f5	assembly: fix constraint multiplication with sub-assembly Related #341	2020-11-16 20:52:45 +08:00
Zheng, Lei	6fbded4460	assembly: fix freeze toggling behavior Related #342	2020-11-16 20:50:40 +08:00
Zheng, Lei	6bb16b5550	system: improve auto relax multiple PlaneCoincidence	2020-11-12 20:58:36 +08:00
lilaL	c3380e602d	Typo fix	2020-11-12 20:57:48 +08:00
Zheng, Lei	9f4fa40b8f	constraint: support cylindrical face in MultiParallel	2020-10-26 20:37:34 +08:00
Zheng, Lei	4edc0fbca6	Gui: fix call of FreeCADGui.Command.isActive()	2020-09-26 16:25:01 +08:00
Zheng, Lei	490da82590	gui: fix command active detection	2020-09-26 09:33:06 +08:00
Zheng, Lei	e44f47073b	system: lock angle when convert Attachment to PlaneCoincident	2020-08-04 09:08:55 +08:00
Zheng, Lei	0c1f659fde	assembly: fix constraint multiply element update	2020-07-28 18:20:01 +08:00
Zheng, Lei	5da0bd5554	assembly: improve AsmElement fix element	2020-07-28 18:20:01 +08:00
Zheng, Lei	14dffc7b28	assembly: fix ViewProviderAsmElementLink bounding box calculation	2020-07-28 18:20:01 +08:00
Zheng, Lei	652ea7af6c	assembly: implement ViewProviderAsmElement(Link).getLinkedViewProvider() For better support the Std_LinkSelectLinked(Final) command	2020-07-28 18:19:53 +08:00
Zheng, Lei	c8cf0a1e32	gui: fix infinite recursion triggered by auto element visibility	2020-07-04 22:04:08 +08:00
Zheng, Lei	19163afe88	gui: disable transaction in command AsmCmdGotoRelation	2020-07-02 11:23:27 +08:00
Zheng, Lei	0acaa5e9c3	Avoid using getSubObject() to obtain shape	2020-07-02 09:17:24 +08:00
Zheng, Lei	9e34ecd1c0	mover: use SHIFT key to bypass recompute on moving	2020-06-29 17:36:54 +08:00
Zheng, Lei	3bd99b64d2	gui: clear up debug output	2020-06-15 16:46:25 +08:00
Zheng, Lei	9f904ede3f	assembly: improve backward compatibility	2020-06-15 16:46:11 +08:00
Zheng, Lei	72f64e9ed5	assembly: fixed AsmPartGroup.getSubObjects() when partial loaded	2020-05-25 09:36:31 +00:00
Zheng, Lei	91c34b2fcb	Add tree view context menu action for batch toggling constraints	2020-05-13 12:23:51 +08:00
Zheng, Lei	1cdf1fe5c4	assembly: fix assembly 'freeze' Fixes #286	2020-05-06 08:19:15 +08:00
Zheng, Lei	edac36d4df	gui: improve backward compatibility	2020-04-25 18:30:07 +08:00
Zheng, Lei	06f8edd493	gui: sync command button status	2020-04-08 05:56:57 +08:00
Zheng, Lei	68d31787ce	assembly: fix undo handling when multiply constraint	2020-04-07 16:50:10 +08:00
Zheng, Lei	28d2df2c3d	assembly: remove Assembly.Group Output status	2020-04-07 16:49:23 +08:00
Zheng, Lei	b74434e74e	Increase version to 0.11.0	2020-03-17 17:00:59 +08:00
looooo	3158b79746	add setup.py	2020-03-17 10:47:21 +08:00
Zheng, Lei	b0a168ff2f	assembly: improve selection after drag and drop	2020-03-17 10:46:50 +08:00
Zheng, Lei	541b6472ed	assembly: fix auto solve	2020-03-06 09:29:09 +08:00
Zheng, Lei	ebd9dd8a68	assembly: fix element offset/flip menu action	2020-03-04 16:36:17 +08:00
Zheng, Lei	c60a7b7f35	gui: enable quick solve button on editing	2020-03-04 16:33:05 +08:00
Zheng, Lei	d144351e35	assembly: enable auto solve without activating workbench	2020-03-04 16:32:39 +08:00
Zheng, Lei	cbe64d76d4	assembly: fix AsmConstraint bounding box calculation	2020-03-04 16:31:45 +08:00
Zheng, Lei	bb23fafaaa	assembly: add 'Move part' context menu action for AsmElement(Link)	2020-03-04 16:27:07 +08:00
Zheng, Lei	66d7fbd4fa	assembly: add 'Offset' and 'Flip' menu action for AsmElement(Link)	2020-03-03 09:42:24 +08:00
Zheng, Lei	f7c032ed5d	gui: enable some commands while editing	2020-03-03 09:40:11 +08:00
Zheng, Lei	e81b1bf7dc	assembly: fix log message	2020-02-27 05:52:48 +08:00
Zheng, Lei	3f120aced5	assembly: support auto fix in AsmElement	2020-02-26 12:07:45 +08:00
Zheng, Lei	89700cc1c1	Add AutoFixElement icon	2020-02-26 12:07:34 +08:00
Zheng, Lei	72ff4a98a3	assembly: fix backward compability	2020-02-17 18:14:02 +08:00
Zheng, Lei	357282a1b4	assembly: add toggle detach context menu for AsmElement	2020-02-17 14:50:45 +08:00
Zheng, Lei	63ca9a4ef0	assembly: fix ViewProviderAssembly legacy checking	2020-02-05 20:03:48 +08:00
Zheng, Lei	472a090cea	assembly: fix axis node setup in ViewProviderAsmElement	2020-02-05 20:03:48 +08:00
Zheng, Lei	b3d4354687	gui: fix 'ShowSelectionOnTop' detection	2020-02-05 20:03:45 +08:00
Zheng, Lei	c59ad55f68	assembly: improve element auto naming If a new element is created pointing to a named element, it will inherit its name. If not, then check to see if the element is pointing to an origin feature or datum, and inherit its name if so.	2020-02-05 17:52:06 +08:00
Zheng, Lei	9a9cdb8ac5	assembly: fix Python3 compatibility Closes #284	2020-02-04 17:11:35 +08:00
Zheng, Lei	3b6ba266c4	assembly: use new selection on top core feature	2019-10-28 18:18:29 +08:00
Zheng, Lei	6725da5c91	assembly: fix hasProperty()	2019-10-28 18:18:13 +08:00
Zheng, Lei	f1d1547e8e	assembly: replace hasattr() with hasProperty()	2019-10-24 14:35:46 +08:00
looooo	b7da4ecc41	do not block other namespace-packages	2019-10-12 07:20:59 +08:00
Zheng, Lei	62106d16f3	gui: adjust navigation toolbar	2019-10-05 11:04:10 +08:00
Zheng, Lei	9f1006f5b9	assembly: fix error on FC without topo naming	2019-09-22 21:09:20 +08:00
Zheng, Lei	5e6713ac3e	utils: change getIcon()	2019-09-03 11:49:24 +08:00
Zheng, Lei	a6690b64af	Restucture source tree Remove all submodules. Prepare for add-on manager inclusion.	2019-08-30 17:36:14 +08:00
Zheng, Lei	142eb5f420	assembly: add comment	2019-08-30 17:29:09 +08:00
Zheng, Lei	a35d058fc4	assembly: rename _LinkRecomputed to _LinkTouched	2019-07-19 12:03:51 +08:00
Zheng, Lei	91970fa3df	assembly: handle FC without topo naming	2019-07-15 17:41:55 +08:00
Zheng, Lei	42f3ed25ca	Move FUNDING	2019-07-14 06:28:24 +08:00
Zheng, Lei	99f581188f	Update slvs submodule Fixes #255	2019-07-11 08:26:27 +08:00
luz.paz	6a648cf66f	Fix source comment typos and whitespace Found via `codespell -q 3 -S ./slvs -L vertexes,dof`	2019-07-10 12:46:00 +08:00
Zheng, Lei	4a467bf670	assembly: fix part group migration error Fixes #252	2019-07-03 13:25:00 +08:00
Zheng, Lei	c927d00b4d	utils: fix isElement()	2019-07-02 10:43:51 +08:00
Zheng, Lei	56afcb63d8	assembly: trun on 'NoModify' for VisibilityList	2019-07-01 13:27:20 +08:00
Zheng, Lei	75632fee41	assembly: add selection after make assembly	2019-06-30 17:32:31 +08:00
Zheng, Lei	dbc64ebfc4	assembly: fix selection after drop in part group	2019-06-30 17:31:20 +08:00
Zheng, Lei	b536a9d374	constraint: remove planar requirement in Attachment constraint	2019-06-30 17:30:54 +08:00
Ben Gamari	73a8eb684c	Fix misspelling of "relative"	2019-06-30 11:10:19 +08:00
Ben Gamari	871010abf0	Fix a few mispellings of "relative"	2019-06-30 11:10:19 +08:00
Zheng, Lei	2979dfea9d	mover: fix checkFixedPart()	2019-06-12 07:20:44 +08:00
realthunder	f66358d9d3	Update Readme.md	2019-06-07 12:00:56 +08:00
realthunder	da1057e4e1	Create FUNDING.yml	2019-06-07 11:29:54 +08:00
Zheng, Lei	2238a3ba59	assembly: fix undo toggle freeze	2019-06-05 09:22:07 +08:00
Zheng, Lei	e1dbbf771f	assembly: flatten parts for exporting	2019-06-05 09:21:30 +08:00
Zheng, Lei	61c9d33f03	assembly: disable replaceObject() by default	2019-06-05 09:18:06 +08:00
Zheng, Lei	8fb0f956fe	assembly: fix AsmWorkPlane.getSelection()	2019-05-31 13:59:15 +08:00
Zheng, Lei	c497ef8aed	assembly: AsmElement sync ShowCS option on creating/loading	2019-05-31 10:08:33 +08:00
Zheng, Lei	a55177d7f2	gui: fix context menu	2019-05-30 09:48:11 +08:00
Zheng, Lei	c10ff837e2	assembly: fix auto recompute on moving	2019-05-29 13:18:03 +08:00
Zheng, Lei	26c05a44b1	constraint: optimize toolbar button status update	2019-05-29 13:15:47 +08:00
Zheng, Lei	0d4ed4f87b	gui: fix AsmWorkPlane command status update	2019-05-29 13:15:21 +08:00
Zheng, Lei	fa8a0e00d0	mover: fix QuickMover undo	2019-05-29 13:14:41 +08:00
Zheng, Lei	cc91aa105f	utils: use surface/curve Location/Position when available OCCT shape's visual location is affect by both the shape's placement and the shape's underlying surface/curve placement. So we can't just use shape's placement alone. When getting surface/curve location/position, the BRep_Adaptor will return a surface/curve with accumulated transformation.	2019-05-29 13:04:32 +08:00
Zheng, Lei	253b67fb83	utils: add missing 'Origin' for App::Placement	2019-05-29 13:03:57 +08:00
Zheng, Lei	43dd351c83	Fix system slvs module search	2019-05-25 13:29:25 +08:00
Zheng, Lei	32c602dc94	Update slvs submodule	2019-05-25 13:29:14 +08:00
Zheng, Lei	bc9f4e3cae	update slvs submodule	2019-05-25 07:43:11 +08:00
Zheng, Lei	380c95ad1f	Update slvs submodule	2019-05-24 08:22:31 +00:00
Zheng, Lei	dcef039b6f	Add slvs prebuilt for Python3	2019-05-24 07:43:17 +00:00
Zheng, Lei	c23ebe2bbd	assembly: minor change of error message	2019-05-20 08:30:05 +08:00
Zheng, Lei	ce3193946a	assembly: improve constraint mutliplication It can now auto change any part into link array if necessary.	2019-05-19 11:40:44 +08:00
Zheng, Lei	049eca5bdb	assembly: do not show axis cross for multipled elements	2019-05-19 11:40:19 +08:00
Zheng, Lei	a8e32a0ed9	assembly: use signalBeforeCloseTransaction for auto solving	2019-05-19 11:36:26 +08:00
Zheng, Lei	6f17a7083f	gui: fix group command menu text	2019-05-19 11:31:42 +08:00
Zheng, Lei	0748352f4a	constraint: add Attachment constraint	2019-05-19 11:30:32 +08:00
Zheng, Lei	c21b69901c	Add some icon	2019-05-19 11:26:38 +08:00
Zheng, Lei	d687c8e15a	utils: change logger hierarchy	2019-05-19 11:26:13 +08:00
Zheng, Lei	8620c99456	assembly: fix compatibility issue Fixes #244	2019-05-12 16:35:15 +08:00
Zheng, Lei	dcef517f04	utils: fix isInfinite()	2019-05-12 16:30:09 +08:00
Zheng, Lei	4ba221c5bb	gui: add command for adding App::Placement	2019-05-09 20:12:56 +08:00
Zheng, Lei	d23f34247d	assembly: use AxisOrigin for axis rendering and picking	2019-05-09 20:12:20 +08:00
Zheng, Lei	e4a8423fa1	utils: improve handling of App::Placement	2019-05-09 20:11:21 +08:00
Zheng, Lei	134889c69c	assembly: show axis for element with infinite shape	2019-05-09 20:09:20 +08:00
Zheng, Lei	c99784e225	Add icon	2019-05-09 20:04:43 +08:00
Zheng, Lei	76ef4515e1	assembly: allow showing coordinate system in AsmElement	2019-05-08 19:56:36 +08:00
Zheng, Lei	f60914035a	Add icon	2019-05-08 19:56:30 +08:00
Zheng, Lei	28fb7a8b0c	utils: handle infinite face	2019-05-08 19:56:06 +08:00
Zheng, Lei	17a26e52f0	gui: add STEP import command	2019-05-07 16:16:05 +08:00
Zheng, Lei	d716d9208b	Add icons	2019-05-07 16:15:58 +08:00
Zheng, Lei	9f933de595	assembly: fix AsmWorkPlane.make()	2019-05-03 11:55:39 +08:00
Zheng, Lei	06a73f83ef	assembly: touch constraint group on child order change	2019-05-03 11:54:48 +08:00
Zheng, Lei	f7041b1625	gui: support moving item inside plain group	2019-05-03 09:03:08 +08:00
Zheng, Lei	383163d163	assembly: improve drag and drop of plain group	2019-05-03 08:54:28 +08:00
Zheng, Lei	381e970ac9	assembly: fix GotoRelation on grouped objects Fixes realthunder/FreeCAD_Assembly3#234	2019-04-30 21:25:22 +08:00
Zheng, Lei	279f5cd0bd	assembly: disable auto resolve while grouping	2019-04-30 21:25:12 +08:00
Zheng, Lei	cb3e5f4259	gui: fix GotoLinked command	2019-04-30 21:23:43 +08:00
Zheng, Lei	7f72f93d4e	assembly: change GoToRelation behavior on constraint and element	2019-04-30 12:08:47 +08:00
Zheng, Lei	ddd3250fdd	assembly: fix gotToRelation on grouped parts Fixes #234	2019-04-29 10:02:07 +08:00
Zheng, Lei	a3acabbdc4	gui: reorder toolbar buttons	2019-04-29 10:00:55 +08:00
Zheng, Lei	15dc5abd5d	assembly: fix AsmPlainGroup.make()	2019-04-27 20:25:48 +08:00
Zheng, Lei	49812ba3b5	assembly: fix AsmElement.make() Fixes #230	2019-04-13 08:13:33 +08:00
Zheng, Lei	cad2e8f86a	utils: fix getElementPos() one line edge Fixes #229 Related #225	2019-04-12 21:39:17 +08:00
Zheng, Lei	5b2583cddc	assembly: fix handling of undo/redo	2019-04-12 12:48:24 +08:00
Zheng, Lei	1a96bb2805	Fix handling of infinite line Fixes #222	2019-04-09 13:00:16 +08:00
Zheng, Lei	e73ad4cc87	assembly: support plain group Related #206	2019-04-08 07:48:30 +08:00
Zheng, Lei	a7887bd177	Add icon	2019-04-07 20:25:31 +08:00
Zheng, Lei	3b7f8dfccd	constraint: fix PointDistance Fixes #195	2019-02-14 07:33:34 +08:00
				`@ -0,0 +1 @@`
				`__path__ = __import__('pkgutil').extend_path(__path__, __name__)`